Home / 4,989.66-7,484.49-1,526.46

Finding the Fourth Proportional to 4,989.66, 7,484.49 and 1,526.46

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Solution

The fourth proportional to 4,989.66, 7,484.49 and 1,526.46 is: 2,289.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989.66 : 7,484.49 = 1,526.46 : x
  2. Step 2: Convert to fraction form
    4,989.66/7,484.49 = 1,526.46/x
  3. Step 3: Cross multiply
    4,989.66x = 7,484.49 × 1,526.46
  4. Step 4: Simplify right side
    4,989.66x = 11,424,774.61
  5. Step 5: Solve for x
    x = 11,424,774.61/4,989.66
  6. Step 6: Final answer
    x = 2,289.69

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.