Home / 4,818.42-7,192.91-4,457.70

Finding the Fourth Proportional to 4,818.42, 7,192.91 and 4,457.70

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Solution

The fourth proportional to 4,818.42, 7,192.91 and 4,457.70 is: 6,654.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.42 : 7,192.91 = 4,457.70 : x
  2. Step 2: Convert to fraction form
    4,818.42/7,192.91 = 4,457.70/x
  3. Step 3: Cross multiply
    4,818.42x = 7,192.91 × 4,457.70
  4. Step 4: Simplify right side
    4,818.42x = 32,063,812.62
  5. Step 5: Solve for x
    x = 32,063,812.62/4,818.42
  6. Step 6: Final answer
    x = 6,654.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.