Home / 2,376.52-3,275.16-1,712.20

Finding the Fourth Proportional to 2,376.52, 3,275.16 and 1,712.20

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Solution

The fourth proportional to 2,376.52, 3,275.16 and 1,712.20 is: 2,359.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,376.52 : 3,275.16 = 1,712.20 : x
  2. Step 2: Convert to fraction form
    2,376.52/3,275.16 = 1,712.20/x
  3. Step 3: Cross multiply
    2,376.52x = 3,275.16 × 1,712.20
  4. Step 4: Simplify right side
    2,376.52x = 5,607,728.95
  5. Step 5: Solve for x
    x = 5,607,728.95/2,376.52
  6. Step 6: Final answer
    x = 2,359.64

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1.5x scale

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.