Home / 6,070.90-8,378.46-3,714.60

Finding the Fourth Proportional to 6,070.90, 8,378.46 and 3,714.60

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Solution

The fourth proportional to 6,070.90, 8,378.46 and 3,714.60 is: 5,126.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,070.90 : 8,378.46 = 3,714.60 : x
  2. Step 2: Convert to fraction form
    6,070.90/8,378.46 = 3,714.60/x
  3. Step 3: Cross multiply
    6,070.90x = 8,378.46 × 3,714.60
  4. Step 4: Simplify right side
    6,070.90x = 31,122,627.52
  5. Step 5: Solve for x
    x = 31,122,627.52/6,070.90
  6. Step 6: Final answer
    x = 5,126.53

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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.