Home / 6,360.39-9,541.15-1,680.33

Finding the Fourth Proportional to 6,360.39, 9,541.15 and 1,680.33

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Solution

The fourth proportional to 6,360.39, 9,541.15 and 1,680.33 is: 2,520.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,360.39 : 9,541.15 = 1,680.33 : x
  2. Step 2: Convert to fraction form
    6,360.39/9,541.15 = 1,680.33/x
  3. Step 3: Cross multiply
    6,360.39x = 9,541.15 × 1,680.33
  4. Step 4: Simplify right side
    6,360.39x = 16,032,280.58
  5. Step 5: Solve for x
    x = 16,032,280.58/6,360.39
  6. Step 6: Final answer
    x = 2,520.64

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Half scale
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Double scale
Find fourth proportional to 6,361.39, 9,542.65 and 1,681.33
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.