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Finding the Fourth Proportional to 10,573.97, 15,859.83 and 5,574.34

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Solution

The fourth proportional to 10,573.97, 15,859.83 and 5,574.34 is: 8,360.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,573.97 : 15,859.83 = 5,574.34 : x
  2. Step 2: Convert to fraction form
    10,573.97/15,859.83 = 5,574.34/x
  3. Step 3: Cross multiply
    10,573.97x = 15,859.83 × 5,574.34
  4. Step 4: Simplify right side
    10,573.97x = 88,408,045.11
  5. Step 5: Solve for x
    x = 88,408,045.11/10,573.97
  6. Step 6: Final answer
    x = 8,360.92

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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.