Home / 4,959.47-7,434.01-1,671.42

Finding the Fourth Proportional to 4,959.47, 7,434.01 and 1,671.42

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Solution

The fourth proportional to 4,959.47, 7,434.01 and 1,671.42 is: 2,505.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,959.47 : 7,434.01 = 1,671.42 : x
  2. Step 2: Convert to fraction form
    4,959.47/7,434.01 = 1,671.42/x
  3. Step 3: Cross multiply
    4,959.47x = 7,434.01 × 1,671.42
  4. Step 4: Simplify right side
    4,959.47x = 12,425,352.99
  5. Step 5: Solve for x
    x = 12,425,352.99/4,959.47
  6. Step 6: Final answer
    x = 2,505.38

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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.