Home / 5,062.12-6,985.80-2,937.80

Finding the Fourth Proportional to 5,062.12, 6,985.80 and 2,937.80

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Solution

The fourth proportional to 5,062.12, 6,985.80 and 2,937.80 is: 4,054.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,062.12 : 6,985.80 = 2,937.80 : x
  2. Step 2: Convert to fraction form
    5,062.12/6,985.80 = 2,937.80/x
  3. Step 3: Cross multiply
    5,062.12x = 6,985.80 × 2,937.80
  4. Step 4: Simplify right side
    5,062.12x = 20,522,883.24
  5. Step 5: Solve for x
    x = 20,522,883.24/5,062.12
  6. Step 6: Final answer
    x = 4,054.21

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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.