Home / 5,282.19-7,959.60-4,378.05

Finding the Fourth Proportional to 5,282.19, 7,959.60 and 4,378.05

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Solution

The fourth proportional to 5,282.19, 7,959.60 and 4,378.05 is: 6,597.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282.19 : 7,959.60 = 4,378.05 : x
  2. Step 2: Convert to fraction form
    5,282.19/7,959.60 = 4,378.05/x
  3. Step 3: Cross multiply
    5,282.19x = 7,959.60 × 4,378.05
  4. Step 4: Simplify right side
    5,282.19x = 34,847,526.78
  5. Step 5: Solve for x
    x = 34,847,526.78/5,282.19
  6. Step 6: Final answer
    x = 6,597.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.