Home / 5,465.60-7,542.36-3,075.71

Finding the Fourth Proportional to 5,465.60, 7,542.36 and 3,075.71

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Solution

The fourth proportional to 5,465.60, 7,542.36 and 3,075.71 is: 4,244.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,465.60 : 7,542.36 = 3,075.71 : x
  2. Step 2: Convert to fraction form
    5,465.60/7,542.36 = 3,075.71/x
  3. Step 3: Cross multiply
    5,465.60x = 7,542.36 × 3,075.71
  4. Step 4: Simplify right side
    5,465.60x = 23,198,074.36
  5. Step 5: Solve for x
    x = 23,198,074.36/5,465.60
  6. Step 6: Final answer
    x = 4,244.38

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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.