Home / 5,417.10-8,129.07-2,953.47

Finding the Fourth Proportional to 5,417.10, 8,129.07 and 2,953.47

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Solution

The fourth proportional to 5,417.10, 8,129.07 and 2,953.47 is: 4,432.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,417.10 : 8,129.07 = 2,953.47 : x
  2. Step 2: Convert to fraction form
    5,417.10/8,129.07 = 2,953.47/x
  3. Step 3: Cross multiply
    5,417.10x = 8,129.07 × 2,953.47
  4. Step 4: Simplify right side
    5,417.10x = 24,008,964.37
  5. Step 5: Solve for x
    x = 24,008,964.37/5,417.10
  6. Step 6: Final answer
    x = 4,432.07

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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.