Home / 2,924.70-4,031.53-2,177.47

Finding the Fourth Proportional to 2,924.70, 4,031.53 and 2,177.47

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Solution

The fourth proportional to 2,924.70, 4,031.53 and 2,177.47 is: 3,001.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,924.70 : 4,031.53 = 2,177.47 : x
  2. Step 2: Convert to fraction form
    2,924.70/4,031.53 = 2,177.47/x
  3. Step 3: Cross multiply
    2,924.70x = 4,031.53 × 2,177.47
  4. Step 4: Simplify right side
    2,924.70x = 8,778,535.63
  5. Step 5: Solve for x
    x = 8,778,535.63/2,924.70
  6. Step 6: Final answer
    x = 3,001.52

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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.