Home / 5,585.88-8,374.02-3,118.68

Finding the Fourth Proportional to 5,585.88, 8,374.02 and 3,118.68

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Solution

The fourth proportional to 5,585.88, 8,374.02 and 3,118.68 is: 4,675.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,585.88 : 8,374.02 = 3,118.68 : x
  2. Step 2: Convert to fraction form
    5,585.88/8,374.02 = 3,118.68/x
  3. Step 3: Cross multiply
    5,585.88x = 8,374.02 × 3,118.68
  4. Step 4: Simplify right side
    5,585.88x = 26,115,888.69
  5. Step 5: Solve for x
    x = 26,115,888.69/5,585.88
  6. Step 6: Final answer
    x = 4,675.34

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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.