Home / 9,011.14-12,434.13-5,031.74

Finding the Fourth Proportional to 9,011.14, 12,434.13 and 5,031.74

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Solution

The fourth proportional to 9,011.14, 12,434.13 and 5,031.74 is: 6,943.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,011.14 : 12,434.13 = 5,031.74 : x
  2. Step 2: Convert to fraction form
    9,011.14/12,434.13 = 5,031.74/x
  3. Step 3: Cross multiply
    9,011.14x = 12,434.13 × 5,031.74
  4. Step 4: Simplify right side
    9,011.14x = 62,565,340.37
  5. Step 5: Solve for x
    x = 62,565,340.37/9,011.14
  6. Step 6: Final answer
    x = 6,943.11

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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.