Home / 7,188.18-9,924.60-4,500.48

Finding the Fourth Proportional to 7,188.18, 9,924.60 and 4,500.48

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Solution

The fourth proportional to 7,188.18, 9,924.60 and 4,500.48 is: 6,213.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,188.18 : 9,924.60 = 4,500.48 : x
  2. Step 2: Convert to fraction form
    7,188.18/9,924.60 = 4,500.48/x
  3. Step 3: Cross multiply
    7,188.18x = 9,924.60 × 4,500.48
  4. Step 4: Simplify right side
    7,188.18x = 44,665,463.81
  5. Step 5: Solve for x
    x = 44,665,463.81/7,188.18
  6. Step 6: Final answer
    x = 6,213.74

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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.