Home / 5,514.60-7,607.61-4,885.77

Finding the Fourth Proportional to 5,514.60, 7,607.61 and 4,885.77

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Solution

The fourth proportional to 5,514.60, 7,607.61 and 4,885.77 is: 6,740.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,514.60 : 7,607.61 = 4,885.77 : x
  2. Step 2: Convert to fraction form
    5,514.60/7,607.61 = 4,885.77/x
  3. Step 3: Cross multiply
    5,514.60x = 7,607.61 × 4,885.77
  4. Step 4: Simplify right side
    5,514.60x = 37,169,032.71
  5. Step 5: Solve for x
    x = 37,169,032.71/5,514.60
  6. Step 6: Final answer
    x = 6,740.11

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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.