Home / 10,180.06-15,275.56-4,340.76

Finding the Fourth Proportional to 10,180.06, 15,275.56 and 4,340.76

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Solution

The fourth proportional to 10,180.06, 15,275.56 and 4,340.76 is: 6,513.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,180.06 : 15,275.56 = 4,340.76 : x
  2. Step 2: Convert to fraction form
    10,180.06/15,275.56 = 4,340.76/x
  3. Step 3: Cross multiply
    10,180.06x = 15,275.56 × 4,340.76
  4. Step 4: Simplify right side
    10,180.06x = 66,307,539.83
  5. Step 5: Solve for x
    x = 66,307,539.83/10,180.06
  6. Step 6: Final answer
    x = 6,513.47

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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.