Home / 10,743.39-16,115.10-2,952.21

Finding the Fourth Proportional to 10,743.39, 16,115.10 and 2,952.21

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Solution

The fourth proportional to 10,743.39, 16,115.10 and 2,952.21 is: 4,428.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,743.39 : 16,115.10 = 2,952.21 : x
  2. Step 2: Convert to fraction form
    10,743.39/16,115.10 = 2,952.21/x
  3. Step 3: Cross multiply
    10,743.39x = 16,115.10 × 2,952.21
  4. Step 4: Simplify right side
    10,743.39x = 47,575,159.37
  5. Step 5: Solve for x
    x = 47,575,159.37/10,743.39
  6. Step 6: Final answer
    x = 4,428.32

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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.