Home / 2,672.27-4,009.95-1,030.13

Finding the Fourth Proportional to 2,672.27, 4,009.95 and 1,030.13

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Solution

The fourth proportional to 2,672.27, 4,009.95 and 1,030.13 is: 1,545.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,672.27 : 4,009.95 = 1,030.13 : x
  2. Step 2: Convert to fraction form
    2,672.27/4,009.95 = 1,030.13/x
  3. Step 3: Cross multiply
    2,672.27x = 4,009.95 × 1,030.13
  4. Step 4: Simplify right side
    2,672.27x = 4,130,749.74
  5. Step 5: Solve for x
    x = 4,130,749.74/2,672.27
  6. Step 6: Final answer
    x = 1,545.79

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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.