Home / 10,787.44-14,884.68-6,070.72

Finding the Fourth Proportional to 10,787.44, 14,884.68 and 6,070.72

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Solution

The fourth proportional to 10,787.44, 14,884.68 and 6,070.72 is: 8,376.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,787.44 : 14,884.68 = 6,070.72 : x
  2. Step 2: Convert to fraction form
    10,787.44/14,884.68 = 6,070.72/x
  3. Step 3: Cross multiply
    10,787.44x = 14,884.68 × 6,070.72
  4. Step 4: Simplify right side
    10,787.44x = 90,360,724.57
  5. Step 5: Solve for x
    x = 90,360,724.57/10,787.44
  6. Step 6: Final answer
    x = 8,376.48

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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.