Home / 4,632.31-6,391.47-2,642.14

Finding the Fourth Proportional to 4,632.31, 6,391.47 and 2,642.14

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Solution

The fourth proportional to 4,632.31, 6,391.47 and 2,642.14 is: 3,645.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,632.31 : 6,391.47 = 2,642.14 : x
  2. Step 2: Convert to fraction form
    4,632.31/6,391.47 = 2,642.14/x
  3. Step 3: Cross multiply
    4,632.31x = 6,391.47 × 2,642.14
  4. Step 4: Simplify right side
    4,632.31x = 16,887,158.55
  5. Step 5: Solve for x
    x = 16,887,158.55/4,632.31
  6. Step 6: Final answer
    x = 3,645.52

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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.