Home / 5,612.18-8,417.96-1,716.58

Finding the Fourth Proportional to 5,612.18, 8,417.96 and 1,716.58

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Solution

The fourth proportional to 5,612.18, 8,417.96 and 1,716.58 is: 2,574.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,612.18 : 8,417.96 = 1,716.58 : x
  2. Step 2: Convert to fraction form
    5,612.18/8,417.96 = 1,716.58/x
  3. Step 3: Cross multiply
    5,612.18x = 8,417.96 × 1,716.58
  4. Step 4: Simplify right side
    5,612.18x = 14,450,101.78
  5. Step 5: Solve for x
    x = 14,450,101.78/5,612.18
  6. Step 6: Final answer
    x = 2,574.78

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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.