Home / 10,180.41-15,271.07-2,784.70

Finding the Fourth Proportional to 10,180.41, 15,271.07 and 2,784.70

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Solution

The fourth proportional to 10,180.41, 15,271.07 and 2,784.70 is: 4,177.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,180.41 : 15,271.07 = 2,784.70 : x
  2. Step 2: Convert to fraction form
    10,180.41/15,271.07 = 2,784.70/x
  3. Step 3: Cross multiply
    10,180.41x = 15,271.07 × 2,784.70
  4. Step 4: Simplify right side
    10,180.41x = 42,525,334.71
  5. Step 5: Solve for x
    x = 42,525,334.71/10,180.41
  6. Step 6: Final answer
    x = 4,177.18

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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.