Home / 7,241.52-9,986.60-4,584.40

Finding the Fourth Proportional to 7,241.52, 9,986.60 and 4,584.40

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Solution

The fourth proportional to 7,241.52, 9,986.60 and 4,584.40 is: 6,322.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,241.52 : 9,986.60 = 4,584.40 : x
  2. Step 2: Convert to fraction form
    7,241.52/9,986.60 = 4,584.40/x
  3. Step 3: Cross multiply
    7,241.52x = 9,986.60 × 4,584.40
  4. Step 4: Simplify right side
    7,241.52x = 45,782,569.04
  5. Step 5: Solve for x
    x = 45,782,569.04/7,241.52
  6. Step 6: Final answer
    x = 6,322.23

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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.