Home / 5,422.95-7,482.24-3,184.11

Finding the Fourth Proportional to 5,422.95, 7,482.24 and 3,184.11

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Solution

The fourth proportional to 5,422.95, 7,482.24 and 3,184.11 is: 4,393.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422.95 : 7,482.24 = 3,184.11 : x
  2. Step 2: Convert to fraction form
    5,422.95/7,482.24 = 3,184.11/x
  3. Step 3: Cross multiply
    5,422.95x = 7,482.24 × 3,184.11
  4. Step 4: Simplify right side
    5,422.95x = 23,824,275.21
  5. Step 5: Solve for x
    x = 23,824,275.21/5,422.95
  6. Step 6: Final answer
    x = 4,393.23

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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.