Home / 9,008.75-12,431.95-5,029.92

Finding the Fourth Proportional to 9,008.75, 12,431.95 and 5,029.92

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Solution

The fourth proportional to 9,008.75, 12,431.95 and 5,029.92 is: 6,941.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,008.75 : 12,431.95 = 5,029.92 : x
  2. Step 2: Convert to fraction form
    9,008.75/12,431.95 = 5,029.92/x
  3. Step 3: Cross multiply
    9,008.75x = 12,431.95 × 5,029.92
  4. Step 4: Simplify right side
    9,008.75x = 62,531,701.37
  5. Step 5: Solve for x
    x = 62,531,701.37/9,008.75
  6. Step 6: Final answer
    x = 6,941.22

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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.