Home / 4,738.47-7,107.18-1,451.55

Finding the Fourth Proportional to 4,738.47, 7,107.18 and 1,451.55

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Solution

The fourth proportional to 4,738.47, 7,107.18 and 1,451.55 is: 2,177.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,738.47 : 7,107.18 = 1,451.55 : x
  2. Step 2: Convert to fraction form
    4,738.47/7,107.18 = 1,451.55/x
  3. Step 3: Cross multiply
    4,738.47x = 7,107.18 × 1,451.55
  4. Step 4: Simplify right side
    4,738.47x = 10,316,427.13
  5. Step 5: Solve for x
    x = 10,316,427.13/4,738.47
  6. Step 6: Final answer
    x = 2,177.16

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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.