Home / 9,039.30-12,474.30-5,060.40

Finding the Fourth Proportional to 9,039.30, 12,474.30 and 5,060.40

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Solution

The fourth proportional to 9,039.30, 12,474.30 and 5,060.40 is: 6,983.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,039.30 : 12,474.30 = 5,060.40 : x
  2. Step 2: Convert to fraction form
    9,039.30/12,474.30 = 5,060.40/x
  3. Step 3: Cross multiply
    9,039.30x = 12,474.30 × 5,060.40
  4. Step 4: Simplify right side
    9,039.30x = 63,124,947.72
  5. Step 5: Solve for x
    x = 63,124,947.72/9,039.30
  6. Step 6: Final answer
    x = 6,983.39

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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.