Home / 5,159.39-7,125.82-3,477.90

Finding the Fourth Proportional to 5,159.39, 7,125.82 and 3,477.90

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Solution

The fourth proportional to 5,159.39, 7,125.82 and 3,477.90 is: 4,803.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,159.39 : 7,125.82 = 3,477.90 : x
  2. Step 2: Convert to fraction form
    5,159.39/7,125.82 = 3,477.90/x
  3. Step 3: Cross multiply
    5,159.39x = 7,125.82 × 3,477.90
  4. Step 4: Simplify right side
    5,159.39x = 24,782,889.38
  5. Step 5: Solve for x
    x = 24,782,889.38/5,159.39
  6. Step 6: Final answer
    x = 4,803.45

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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.