Home / 11,467.17-15,818.87-7,490.61

Finding the Fourth Proportional to 11,467.17, 15,818.87 and 7,490.61

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Solution

The fourth proportional to 11,467.17, 15,818.87 and 7,490.61 is: 10,333.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,467.17 : 15,818.87 = 7,490.61 : x
  2. Step 2: Convert to fraction form
    11,467.17/15,818.87 = 7,490.61/x
  3. Step 3: Cross multiply
    11,467.17x = 15,818.87 × 7,490.61
  4. Step 4: Simplify right side
    11,467.17x = 118,492,948.36
  5. Step 5: Solve for x
    x = 118,492,948.36/11,467.17
  6. Step 6: Final answer
    x = 10,333.23

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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.