Home / 9,010.30-12,434.70-5,031.50

Finding the Fourth Proportional to 9,010.30, 12,434.70 and 5,031.50

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Solution

The fourth proportional to 9,010.30, 12,434.70 and 5,031.50 is: 6,943.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,010.30 : 12,434.70 = 5,031.50 : x
  2. Step 2: Convert to fraction form
    9,010.30/12,434.70 = 5,031.50/x
  3. Step 3: Cross multiply
    9,010.30x = 12,434.70 × 5,031.50
  4. Step 4: Simplify right side
    9,010.30x = 62,565,193.05
  5. Step 5: Solve for x
    x = 62,565,193.05/9,010.30
  6. Step 6: Final answer
    x = 6,943.74

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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.