Home / 2,507.28-3,459.36-1,459.20

Finding the Fourth Proportional to 2,507.28, 3,459.36 and 1,459.20

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Solution

The fourth proportional to 2,507.28, 3,459.36 and 1,459.20 is: 2,013.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,507.28 : 3,459.36 = 1,459.20 : x
  2. Step 2: Convert to fraction form
    2,507.28/3,459.36 = 1,459.20/x
  3. Step 3: Cross multiply
    2,507.28x = 3,459.36 × 1,459.20
  4. Step 4: Simplify right side
    2,507.28x = 5,047,898.11
  5. Step 5: Solve for x
    x = 5,047,898.11/2,507.28
  6. Step 6: Final answer
    x = 2,013.30

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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.