Home / 3,076.13-4,615.55-1,614.95

Finding the Fourth Proportional to 3,076.13, 4,615.55 and 1,614.95

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Solution

The fourth proportional to 3,076.13, 4,615.55 and 1,614.95 is: 2,423.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076.13 : 4,615.55 = 1,614.95 : x
  2. Step 2: Convert to fraction form
    3,076.13/4,615.55 = 1,614.95/x
  3. Step 3: Cross multiply
    3,076.13x = 4,615.55 × 1,614.95
  4. Step 4: Simplify right side
    3,076.13x = 7,453,851.32
  5. Step 5: Solve for x
    x = 7,453,851.32/3,076.13
  6. Step 6: Final answer
    x = 2,423.13

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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.