Home / 5,353.04-8,029.56-2,720.13

Finding the Fourth Proportional to 5,353.04, 8,029.56 and 2,720.13

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Solution

The fourth proportional to 5,353.04, 8,029.56 and 2,720.13 is: 4,080.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,353.04 : 8,029.56 = 2,720.13 : x
  2. Step 2: Convert to fraction form
    5,353.04/8,029.56 = 2,720.13/x
  3. Step 3: Cross multiply
    5,353.04x = 8,029.56 × 2,720.13
  4. Step 4: Simplify right side
    5,353.04x = 21,841,447.04
  5. Step 5: Solve for x
    x = 21,841,447.04/5,353.04
  6. Step 6: Final answer
    x = 4,080.20

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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.