Home / 5,818.74-8,026.25-5,074.48

Finding the Fourth Proportional to 5,818.74, 8,026.25 and 5,074.48

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Solution

The fourth proportional to 5,818.74, 8,026.25 and 5,074.48 is: 6,999.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,818.74 : 8,026.25 = 5,074.48 : x
  2. Step 2: Convert to fraction form
    5,818.74/8,026.25 = 5,074.48/x
  3. Step 3: Cross multiply
    5,818.74x = 8,026.25 × 5,074.48
  4. Step 4: Simplify right side
    5,818.74x = 40,729,045.10
  5. Step 5: Solve for x
    x = 40,729,045.10/5,818.74
  6. Step 6: Final answer
    x = 6,999.63

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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.