Home / 6,853.32-10,280.01-1,659.20

Finding the Fourth Proportional to 6,853.32, 10,280.01 and 1,659.20

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Solution

The fourth proportional to 6,853.32, 10,280.01 and 1,659.20 is: 2,488.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,853.32 : 10,280.01 = 1,659.20 : x
  2. Step 2: Convert to fraction form
    6,853.32/10,280.01 = 1,659.20/x
  3. Step 3: Cross multiply
    6,853.32x = 10,280.01 × 1,659.20
  4. Step 4: Simplify right side
    6,853.32x = 17,056,541.19
  5. Step 5: Solve for x
    x = 17,056,541.19/6,853.32
  6. Step 6: Final answer
    x = 2,488.80

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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.