Home / 3,176.48-4,374.48-2,859.04

Finding the Fourth Proportional to 3,176.48, 4,374.48 and 2,859.04

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Solution

The fourth proportional to 3,176.48, 4,374.48 and 2,859.04 is: 3,937.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.48 : 4,374.48 = 2,859.04 : x
  2. Step 2: Convert to fraction form
    3,176.48/4,374.48 = 2,859.04/x
  3. Step 3: Cross multiply
    3,176.48x = 4,374.48 × 2,859.04
  4. Step 4: Simplify right side
    3,176.48x = 12,506,813.30
  5. Step 5: Solve for x
    x = 12,506,813.30/3,176.48
  6. Step 6: Final answer
    x = 3,937.32

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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.