Home / 4,307.20-5,943.75-2,538.91

Finding the Fourth Proportional to 4,307.20, 5,943.75 and 2,538.91

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Solution

The fourth proportional to 4,307.20, 5,943.75 and 2,538.91 is: 3,503.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,307.20 : 5,943.75 = 2,538.91 : x
  2. Step 2: Convert to fraction form
    4,307.20/5,943.75 = 2,538.91/x
  3. Step 3: Cross multiply
    4,307.20x = 5,943.75 × 2,538.91
  4. Step 4: Simplify right side
    4,307.20x = 15,090,646.31
  5. Step 5: Solve for x
    x = 15,090,646.31/4,307.20
  6. Step 6: Final answer
    x = 3,503.59

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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.