Home / 5,282.10-7,959.49-4,378.01

Finding the Fourth Proportional to 5,282.10, 7,959.49 and 4,378.01

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Solution

The fourth proportional to 5,282.10, 7,959.49 and 4,378.01 is: 6,597.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282.10 : 7,959.49 = 4,378.01 : x
  2. Step 2: Convert to fraction form
    5,282.10/7,959.49 = 4,378.01/x
  3. Step 3: Cross multiply
    5,282.10x = 7,959.49 × 4,378.01
  4. Step 4: Simplify right side
    5,282.10x = 34,846,676.07
  5. Step 5: Solve for x
    x = 34,846,676.07/5,282.10
  6. Step 6: Final answer
    x = 6,597.13

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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.