Home / 3,184.45-4,400.63-2,397.13

Finding the Fourth Proportional to 3,184.45, 4,400.63 and 2,397.13

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Solution

The fourth proportional to 3,184.45, 4,400.63 and 2,397.13 is: 3,312.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184.45 : 4,400.63 = 2,397.13 : x
  2. Step 2: Convert to fraction form
    3,184.45/4,400.63 = 2,397.13/x
  3. Step 3: Cross multiply
    3,184.45x = 4,400.63 × 2,397.13
  4. Step 4: Simplify right side
    3,184.45x = 10,548,870.21
  5. Step 5: Solve for x
    x = 10,548,870.21/3,184.45
  6. Step 6: Final answer
    x = 3,312.62

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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.