Home / 7,646.84-10,545.92-5,521.82

Finding the Fourth Proportional to 7,646.84, 10,545.92 and 5,521.82

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Solution

The fourth proportional to 7,646.84, 10,545.92 and 5,521.82 is: 7,615.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,646.84 : 10,545.92 = 5,521.82 : x
  2. Step 2: Convert to fraction form
    7,646.84/10,545.92 = 5,521.82/x
  3. Step 3: Cross multiply
    7,646.84x = 10,545.92 × 5,521.82
  4. Step 4: Simplify right side
    7,646.84x = 58,232,671.97
  5. Step 5: Solve for x
    x = 58,232,671.97/7,646.84
  6. Step 6: Final answer
    x = 7,615.26

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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.