Home / 5,679.23-8,480.57-4,641.26

Finding the Fourth Proportional to 5,679.23, 8,480.57 and 4,641.26

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Solution

The fourth proportional to 5,679.23, 8,480.57 and 4,641.26 is: 6,930.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,679.23 : 8,480.57 = 4,641.26 : x
  2. Step 2: Convert to fraction form
    5,679.23/8,480.57 = 4,641.26/x
  3. Step 3: Cross multiply
    5,679.23x = 8,480.57 × 4,641.26
  4. Step 4: Simplify right side
    5,679.23x = 39,360,464.71
  5. Step 5: Solve for x
    x = 39,360,464.71/5,679.23
  6. Step 6: Final answer
    x = 6,930.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.