Home / 5,702.20-8,534.10-5,241.40

Finding the Fourth Proportional to 5,702.20, 8,534.10 and 5,241.40

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Solution

The fourth proportional to 5,702.20, 8,534.10 and 5,241.40 is: 7,844.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,702.20 : 8,534.10 = 5,241.40 : x
  2. Step 2: Convert to fraction form
    5,702.20/8,534.10 = 5,241.40/x
  3. Step 3: Cross multiply
    5,702.20x = 8,534.10 × 5,241.40
  4. Step 4: Simplify right side
    5,702.20x = 44,730,631.74
  5. Step 5: Solve for x
    x = 44,730,631.74/5,702.20
  6. Step 6: Final answer
    x = 7,844.45

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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.