Home / 4,737.60-7,110.45-2,109.15

Finding the Fourth Proportional to 4,737.60, 7,110.45 and 2,109.15

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Solution

The fourth proportional to 4,737.60, 7,110.45 and 2,109.15 is: 3,165.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,737.60 : 7,110.45 = 2,109.15 : x
  2. Step 2: Convert to fraction form
    4,737.60/7,110.45 = 2,109.15/x
  3. Step 3: Cross multiply
    4,737.60x = 7,110.45 × 2,109.15
  4. Step 4: Simplify right side
    4,737.60x = 14,997,005.62
  5. Step 5: Solve for x
    x = 14,997,005.62/4,737.60
  6. Step 6: Final answer
    x = 3,165.53

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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.