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Finding the Fourth Proportional to 10,595.03, 15,889.88 and 4,356.78

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Solution

The fourth proportional to 10,595.03, 15,889.88 and 4,356.78 is: 6,534.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,595.03 : 15,889.88 = 4,356.78 : x
  2. Step 2: Convert to fraction form
    10,595.03/15,889.88 = 4,356.78/x
  3. Step 3: Cross multiply
    10,595.03x = 15,889.88 × 4,356.78
  4. Step 4: Simplify right side
    10,595.03x = 69,228,689.60
  5. Step 5: Solve for x
    x = 69,228,689.60/10,595.03
  6. Step 6: Final answer
    x = 6,534.08

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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.