Home / 10,266.06-15,418.53-6,397.50

Finding the Fourth Proportional to 10,266.06, 15,418.53 and 6,397.50

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Solution

The fourth proportional to 10,266.06, 15,418.53 and 6,397.50 is: 9,608.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,266.06 : 15,418.53 = 6,397.50 : x
  2. Step 2: Convert to fraction form
    10,266.06/15,418.53 = 6,397.50/x
  3. Step 3: Cross multiply
    10,266.06x = 15,418.53 × 6,397.50
  4. Step 4: Simplify right side
    10,266.06x = 98,640,045.68
  5. Step 5: Solve for x
    x = 98,640,045.68/10,266.06
  6. Step 6: Final answer
    x = 9,608.36

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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.