Home / 7,088.28-10,629.72-2,407.08

Finding the Fourth Proportional to 7,088.28, 10,629.72 and 2,407.08

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Solution

The fourth proportional to 7,088.28, 10,629.72 and 2,407.08 is: 3,609.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,088.28 : 10,629.72 = 2,407.08 : x
  2. Step 2: Convert to fraction form
    7,088.28/10,629.72 = 2,407.08/x
  3. Step 3: Cross multiply
    7,088.28x = 10,629.72 × 2,407.08
  4. Step 4: Simplify right side
    7,088.28x = 25,586,586.42
  5. Step 5: Solve for x
    x = 25,586,586.42/7,088.28
  6. Step 6: Final answer
    x = 3,609.70

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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.