Home / 5,656.98-8,478.15-3,158.10

Finding the Fourth Proportional to 5,656.98, 8,478.15 and 3,158.10

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Solution

The fourth proportional to 5,656.98, 8,478.15 and 3,158.10 is: 4,733.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,656.98 : 8,478.15 = 3,158.10 : x
  2. Step 2: Convert to fraction form
    5,656.98/8,478.15 = 3,158.10/x
  3. Step 3: Cross multiply
    5,656.98x = 8,478.15 × 3,158.10
  4. Step 4: Simplify right side
    5,656.98x = 26,774,833.67
  5. Step 5: Solve for x
    x = 26,774,833.67/5,656.98
  6. Step 6: Final answer
    x = 4,733.06

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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.