Home / 10,323.44-15,484.78-2,927.87

Finding the Fourth Proportional to 10,323.44, 15,484.78 and 2,927.87

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Solution

The fourth proportional to 10,323.44, 15,484.78 and 2,927.87 is: 4,391.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,323.44 : 15,484.78 = 2,927.87 : x
  2. Step 2: Convert to fraction form
    10,323.44/15,484.78 = 2,927.87/x
  3. Step 3: Cross multiply
    10,323.44x = 15,484.78 × 2,927.87
  4. Step 4: Simplify right side
    10,323.44x = 45,337,422.82
  5. Step 5: Solve for x
    x = 45,337,422.82/10,323.44
  6. Step 6: Final answer
    x = 4,391.70

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1.5x scale

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.