Home / 10,100.95-15,152.24-2,705.35

Finding the Fourth Proportional to 10,100.95, 15,152.24 and 2,705.35

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Solution

The fourth proportional to 10,100.95, 15,152.24 and 2,705.35 is: 4,058.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,100.95 : 15,152.24 = 2,705.35 : x
  2. Step 2: Convert to fraction form
    10,100.95/15,152.24 = 2,705.35/x
  3. Step 3: Cross multiply
    10,100.95x = 15,152.24 × 2,705.35
  4. Step 4: Simplify right side
    10,100.95x = 40,992,023.20
  5. Step 5: Solve for x
    x = 40,992,023.20/10,100.95
  6. Step 6: Final answer
    x = 4,058.24

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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.