Home / 5,075.74-7,008.83-4,240.90

Finding the Fourth Proportional to 5,075.74, 7,008.83 and 4,240.90

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Solution

The fourth proportional to 5,075.74, 7,008.83 and 4,240.90 is: 5,856.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075.74 : 7,008.83 = 4,240.90 : x
  2. Step 2: Convert to fraction form
    5,075.74/7,008.83 = 4,240.90/x
  3. Step 3: Cross multiply
    5,075.74x = 7,008.83 × 4,240.90
  4. Step 4: Simplify right side
    5,075.74x = 29,723,747.15
  5. Step 5: Solve for x
    x = 29,723,747.15/5,075.74
  6. Step 6: Final answer
    x = 5,856.04

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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.