Home / 5,877.19-8,113.07-3,518.89

Finding the Fourth Proportional to 5,877.19, 8,113.07 and 3,518.89

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Solution

The fourth proportional to 5,877.19, 8,113.07 and 3,518.89 is: 4,857.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,877.19 : 8,113.07 = 3,518.89 : x
  2. Step 2: Convert to fraction form
    5,877.19/8,113.07 = 3,518.89/x
  3. Step 3: Cross multiply
    5,877.19x = 8,113.07 × 3,518.89
  4. Step 4: Simplify right side
    5,877.19x = 28,549,000.89
  5. Step 5: Solve for x
    x = 28,549,000.89/5,877.19
  6. Step 6: Final answer
    x = 4,857.59

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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.