Home / 2,713.95-4,071.45-1,153.95

Finding the Fourth Proportional to 2,713.95, 4,071.45 and 1,153.95

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Solution

The fourth proportional to 2,713.95, 4,071.45 and 1,153.95 is: 1,731.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,713.95 : 4,071.45 = 1,153.95 : x
  2. Step 2: Convert to fraction form
    2,713.95/4,071.45 = 1,153.95/x
  3. Step 3: Cross multiply
    2,713.95x = 4,071.45 × 1,153.95
  4. Step 4: Simplify right side
    2,713.95x = 4,698,249.73
  5. Step 5: Solve for x
    x = 4,698,249.73/2,713.95
  6. Step 6: Final answer
    x = 1,731.15

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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.