Home / 5,877.66-8,110.58-3,519.74

Finding the Fourth Proportional to 5,877.66, 8,110.58 and 3,519.74

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Solution

The fourth proportional to 5,877.66, 8,110.58 and 3,519.74 is: 4,856.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,877.66 : 8,110.58 = 3,519.74 : x
  2. Step 2: Convert to fraction form
    5,877.66/8,110.58 = 3,519.74/x
  3. Step 3: Cross multiply
    5,877.66x = 8,110.58 × 3,519.74
  4. Step 4: Simplify right side
    5,877.66x = 28,547,132.85
  5. Step 5: Solve for x
    x = 28,547,132.85/5,877.66
  6. Step 6: Final answer
    x = 4,856.89

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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.