Home / 3,591.65-4,953.12-2,331.36

Finding the Fourth Proportional to 3,591.65, 4,953.12 and 2,331.36

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Solution

The fourth proportional to 3,591.65, 4,953.12 and 2,331.36 is: 3,215.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,591.65 : 4,953.12 = 2,331.36 : x
  2. Step 2: Convert to fraction form
    3,591.65/4,953.12 = 2,331.36/x
  3. Step 3: Cross multiply
    3,591.65x = 4,953.12 × 2,331.36
  4. Step 4: Simplify right side
    3,591.65x = 11,547,505.84
  5. Step 5: Solve for x
    x = 11,547,505.84/3,591.65
  6. Step 6: Final answer
    x = 3,215.10

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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.