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Finding the Fourth Proportional to 4,338.99, 6,463.71 and 4,070.07

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Solution

The fourth proportional to 4,338.99, 6,463.71 and 4,070.07 is: 6,063.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,338.99 : 6,463.71 = 4,070.07 : x
  2. Step 2: Convert to fraction form
    4,338.99/6,463.71 = 4,070.07/x
  3. Step 3: Cross multiply
    4,338.99x = 6,463.71 × 4,070.07
  4. Step 4: Simplify right side
    4,338.99x = 26,307,752.16
  5. Step 5: Solve for x
    x = 26,307,752.16/4,338.99
  6. Step 6: Final answer
    x = 6,063.11

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Similar ratio
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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.