Home / 10,041.87-15,062.95-2,647.08

Finding the Fourth Proportional to 10,041.87, 15,062.95 and 2,647.08

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Solution

The fourth proportional to 10,041.87, 15,062.95 and 2,647.08 is: 3,970.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,041.87 : 15,062.95 = 2,647.08 : x
  2. Step 2: Convert to fraction form
    10,041.87/15,062.95 = 2,647.08/x
  3. Step 3: Cross multiply
    10,041.87x = 15,062.95 × 2,647.08
  4. Step 4: Simplify right side
    10,041.87x = 39,872,833.69
  5. Step 5: Solve for x
    x = 39,872,833.69/10,041.87
  6. Step 6: Final answer
    x = 3,970.66

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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.