Home / 2,451.32-3,382.75-1,332.23

Finding the Fourth Proportional to 2,451.32, 3,382.75 and 1,332.23

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Solution

The fourth proportional to 2,451.32, 3,382.75 and 1,332.23 is: 1,838.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,451.32 : 3,382.75 = 1,332.23 : x
  2. Step 2: Convert to fraction form
    2,451.32/3,382.75 = 1,332.23/x
  3. Step 3: Cross multiply
    2,451.32x = 3,382.75 × 1,332.23
  4. Step 4: Simplify right side
    2,451.32x = 4,506,598.47
  5. Step 5: Solve for x
    x = 4,506,598.47/2,451.32
  6. Step 6: Final answer
    x = 1,838.44

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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.