Home / 4,637.60-6,398.31-2,646.74

Finding the Fourth Proportional to 4,637.60, 6,398.31 and 2,646.74

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Solution

The fourth proportional to 4,637.60, 6,398.31 and 2,646.74 is: 3,651.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,637.60 : 6,398.31 = 2,646.74 : x
  2. Step 2: Convert to fraction form
    4,637.60/6,398.31 = 2,646.74/x
  3. Step 3: Cross multiply
    4,637.60x = 6,398.31 × 2,646.74
  4. Step 4: Simplify right side
    4,637.60x = 16,934,663.01
  5. Step 5: Solve for x
    x = 16,934,663.01/4,637.60
  6. Step 6: Final answer
    x = 3,651.60

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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.