Home / 5,279.88-7,284.46-3,041.70

Finding the Fourth Proportional to 5,279.88, 7,284.46 and 3,041.70

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Solution

The fourth proportional to 5,279.88, 7,284.46 and 3,041.70 is: 4,196.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,279.88 : 7,284.46 = 3,041.70 : x
  2. Step 2: Convert to fraction form
    5,279.88/7,284.46 = 3,041.70/x
  3. Step 3: Cross multiply
    5,279.88x = 7,284.46 × 3,041.70
  4. Step 4: Simplify right side
    5,279.88x = 22,157,117.67
  5. Step 5: Solve for x
    x = 22,157,117.67/5,279.88
  6. Step 6: Final answer
    x = 4,196.52

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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.