Home / 11,570.43-15,967.12-6,265.20

Finding the Fourth Proportional to 11,570.43, 15,967.12 and 6,265.20

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Solution

The fourth proportional to 11,570.43, 15,967.12 and 6,265.20 is: 8,645.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,570.43 : 15,967.12 = 6,265.20 : x
  2. Step 2: Convert to fraction form
    11,570.43/15,967.12 = 6,265.20/x
  3. Step 3: Cross multiply
    11,570.43x = 15,967.12 × 6,265.20
  4. Step 4: Simplify right side
    11,570.43x = 100,037,200.22
  5. Step 5: Solve for x
    x = 100,037,200.22/11,570.43
  6. Step 6: Final answer
    x = 8,645.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.