Home / 4,681.08-6,460.56-2,691.60

Finding the Fourth Proportional to 4,681.08, 6,460.56 and 2,691.60

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Solution

The fourth proportional to 4,681.08, 6,460.56 and 2,691.60 is: 3,714.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681.08 : 6,460.56 = 2,691.60 : x
  2. Step 2: Convert to fraction form
    4,681.08/6,460.56 = 2,691.60/x
  3. Step 3: Cross multiply
    4,681.08x = 6,460.56 × 2,691.60
  4. Step 4: Simplify right side
    4,681.08x = 17,389,243.30
  5. Step 5: Solve for x
    x = 17,389,243.30/4,681.08
  6. Step 6: Final answer
    x = 3,714.79

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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.