Home / 4,635.79-6,397.02-2,646.31

Finding the Fourth Proportional to 4,635.79, 6,397.02 and 2,646.31

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Solution

The fourth proportional to 4,635.79, 6,397.02 and 2,646.31 is: 3,651.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,635.79 : 6,397.02 = 2,646.31 : x
  2. Step 2: Convert to fraction form
    4,635.79/6,397.02 = 2,646.31/x
  3. Step 3: Cross multiply
    4,635.79x = 6,397.02 × 2,646.31
  4. Step 4: Simplify right side
    4,635.79x = 16,928,498.00
  5. Step 5: Solve for x
    x = 16,928,498.00/4,635.79
  6. Step 6: Final answer
    x = 3,651.70

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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.