Home / 2,352.24-3,527.75-1,117.20

Finding the Fourth Proportional to 2,352.24, 3,527.75 and 1,117.20

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Solution

The fourth proportional to 2,352.24, 3,527.75 and 1,117.20 is: 1,675.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,352.24 : 3,527.75 = 1,117.20 : x
  2. Step 2: Convert to fraction form
    2,352.24/3,527.75 = 1,117.20/x
  3. Step 3: Cross multiply
    2,352.24x = 3,527.75 × 1,117.20
  4. Step 4: Simplify right side
    2,352.24x = 3,941,191.86
  5. Step 5: Solve for x
    x = 3,941,191.86/2,352.24
  6. Step 6: Final answer
    x = 1,675.50

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.