Home / 2,286.48-3,430.02-1,053.72

Finding the Fourth Proportional to 2,286.48, 3,430.02 and 1,053.72

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Solution

The fourth proportional to 2,286.48, 3,430.02 and 1,053.72 is: 1,580.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286.48 : 3,430.02 = 1,053.72 : x
  2. Step 2: Convert to fraction form
    2,286.48/3,430.02 = 1,053.72/x
  3. Step 3: Cross multiply
    2,286.48x = 3,430.02 × 1,053.72
  4. Step 4: Simplify right side
    2,286.48x = 3,614,280.67
  5. Step 5: Solve for x
    x = 3,614,280.67/2,286.48
  6. Step 6: Final answer
    x = 1,580.72

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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.