Home / 11,294.92-15,586.50-6,579.40

Finding the Fourth Proportional to 11,294.92, 15,586.50 and 6,579.40

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Solution

The fourth proportional to 11,294.92, 15,586.50 and 6,579.40 is: 9,079.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,294.92 : 15,586.50 = 6,579.40 : x
  2. Step 2: Convert to fraction form
    11,294.92/15,586.50 = 6,579.40/x
  3. Step 3: Cross multiply
    11,294.92x = 15,586.50 × 6,579.40
  4. Step 4: Simplify right side
    11,294.92x = 102,549,818.10
  5. Step 5: Solve for x
    x = 102,549,818.10/11,294.92
  6. Step 6: Final answer
    x = 9,079.29

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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.