Home / 5,013.08-7,511.40-2,670.60

Finding the Fourth Proportional to 5,013.08, 7,511.40 and 2,670.60

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Solution

The fourth proportional to 5,013.08, 7,511.40 and 2,670.60 is: 4,001.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,013.08 : 7,511.40 = 2,670.60 : x
  2. Step 2: Convert to fraction form
    5,013.08/7,511.40 = 2,670.60/x
  3. Step 3: Cross multiply
    5,013.08x = 7,511.40 × 2,670.60
  4. Step 4: Simplify right side
    5,013.08x = 20,059,944.84
  5. Step 5: Solve for x
    x = 20,059,944.84/5,013.08
  6. Step 6: Final answer
    x = 4,001.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.