Home / 10,821.18-16,232.59-2,923.58

Finding the Fourth Proportional to 10,821.18, 16,232.59 and 2,923.58

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Solution

The fourth proportional to 10,821.18, 16,232.59 and 2,923.58 is: 4,385.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,821.18 : 16,232.59 = 2,923.58 : x
  2. Step 2: Convert to fraction form
    10,821.18/16,232.59 = 2,923.58/x
  3. Step 3: Cross multiply
    10,821.18x = 16,232.59 × 2,923.58
  4. Step 4: Simplify right side
    10,821.18x = 47,457,275.47
  5. Step 5: Solve for x
    x = 47,457,275.47/10,821.18
  6. Step 6: Final answer
    x = 4,385.59

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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.