Home / 3,242.48-4,472.69-2,045.35

Finding the Fourth Proportional to 3,242.48, 4,472.69 and 2,045.35

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Solution

The fourth proportional to 3,242.48, 4,472.69 and 2,045.35 is: 2,821.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,242.48 : 4,472.69 = 2,045.35 : x
  2. Step 2: Convert to fraction form
    3,242.48/4,472.69 = 2,045.35/x
  3. Step 3: Cross multiply
    3,242.48x = 4,472.69 × 2,045.35
  4. Step 4: Simplify right side
    3,242.48x = 9,148,206.26
  5. Step 5: Solve for x
    x = 9,148,206.26/3,242.48
  6. Step 6: Final answer
    x = 2,821.36

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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.