Home / 3,153.29-4,349.33-1,973.52

Finding the Fourth Proportional to 3,153.29, 4,349.33 and 1,973.52

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Solution

The fourth proportional to 3,153.29, 4,349.33 and 1,973.52 is: 2,722.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153.29 : 4,349.33 = 1,973.52 : x
  2. Step 2: Convert to fraction form
    3,153.29/4,349.33 = 1,973.52/x
  3. Step 3: Cross multiply
    3,153.29x = 4,349.33 × 1,973.52
  4. Step 4: Simplify right side
    3,153.29x = 8,583,479.87
  5. Step 5: Solve for x
    x = 8,583,479.87/3,153.29
  6. Step 6: Final answer
    x = 2,722.08

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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.