Home / 7,521.08-10,381.82-4,377.27

Finding the Fourth Proportional to 7,521.08, 10,381.82 and 4,377.27

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Solution

The fourth proportional to 7,521.08, 10,381.82 and 4,377.27 is: 6,042.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,521.08 : 10,381.82 = 4,377.27 : x
  2. Step 2: Convert to fraction form
    7,521.08/10,381.82 = 4,377.27/x
  3. Step 3: Cross multiply
    7,521.08x = 10,381.82 × 4,377.27
  4. Step 4: Simplify right side
    7,521.08x = 45,443,968.41
  5. Step 5: Solve for x
    x = 45,443,968.41/7,521.08
  6. Step 6: Final answer
    x = 6,042.21

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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.