Home / 10,787.57-14,885.90-6,007.16

Finding the Fourth Proportional to 10,787.57, 14,885.90 and 6,007.16

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Solution

The fourth proportional to 10,787.57, 14,885.90 and 6,007.16 is: 8,289.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,787.57 : 14,885.90 = 6,007.16 : x
  2. Step 2: Convert to fraction form
    10,787.57/14,885.90 = 6,007.16/x
  3. Step 3: Cross multiply
    10,787.57x = 14,885.90 × 6,007.16
  4. Step 4: Simplify right side
    10,787.57x = 89,421,908.61
  5. Step 5: Solve for x
    x = 89,421,908.61/10,787.57
  6. Step 6: Final answer
    x = 8,289.34

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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.