Home / 7,545.48-10,408.55-4,814.91

Finding the Fourth Proportional to 7,545.48, 10,408.55 and 4,814.91

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Solution

The fourth proportional to 7,545.48, 10,408.55 and 4,814.91 is: 6,641.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,545.48 : 10,408.55 = 4,814.91 : x
  2. Step 2: Convert to fraction form
    7,545.48/10,408.55 = 4,814.91/x
  3. Step 3: Cross multiply
    7,545.48x = 10,408.55 × 4,814.91
  4. Step 4: Simplify right side
    7,545.48x = 50,116,207.41
  5. Step 5: Solve for x
    x = 50,116,207.41/7,545.48
  6. Step 6: Final answer
    x = 6,641.88

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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.