Home / 11,555.94-15,947.13-6,250.74

Finding the Fourth Proportional to 11,555.94, 15,947.13 and 6,250.74

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Solution

The fourth proportional to 11,555.94, 15,947.13 and 6,250.74 is: 8,625.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555.94 : 15,947.13 = 6,250.74 : x
  2. Step 2: Convert to fraction form
    11,555.94/15,947.13 = 6,250.74/x
  3. Step 3: Cross multiply
    11,555.94x = 15,947.13 × 6,250.74
  4. Step 4: Simplify right side
    11,555.94x = 99,681,363.38
  5. Step 5: Solve for x
    x = 99,681,363.38/11,555.94
  6. Step 6: Final answer
    x = 8,625.98

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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.