Home / 5,702.10-8,534.70-4,914.78

Finding the Fourth Proportional to 5,702.10, 8,534.70 and 4,914.78

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Solution

The fourth proportional to 5,702.10, 8,534.70 and 4,914.78 is: 7,356.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,702.10 : 8,534.70 = 4,914.78 : x
  2. Step 2: Convert to fraction form
    5,702.10/8,534.70 = 4,914.78/x
  3. Step 3: Cross multiply
    5,702.10x = 8,534.70 × 4,914.78
  4. Step 4: Simplify right side
    5,702.10x = 41,946,172.87
  5. Step 5: Solve for x
    x = 41,946,172.87/5,702.10
  6. Step 6: Final answer
    x = 7,356.27

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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.