Home / 2,312.66-3,187.58-1,752.95

Finding the Fourth Proportional to 2,312.66, 3,187.58 and 1,752.95

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Solution

The fourth proportional to 2,312.66, 3,187.58 and 1,752.95 is: 2,416.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,312.66 : 3,187.58 = 1,752.95 : x
  2. Step 2: Convert to fraction form
    2,312.66/3,187.58 = 1,752.95/x
  3. Step 3: Cross multiply
    2,312.66x = 3,187.58 × 1,752.95
  4. Step 4: Simplify right side
    2,312.66x = 5,587,643.66
  5. Step 5: Solve for x
    x = 5,587,643.66/2,312.66
  6. Step 6: Final answer
    x = 2,416.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.