Home / 3,090.52-4,264.50-1,764.13

Finding the Fourth Proportional to 3,090.52, 4,264.50 and 1,764.13

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Solution

The fourth proportional to 3,090.52, 4,264.50 and 1,764.13 is: 2,434.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090.52 : 4,264.50 = 1,764.13 : x
  2. Step 2: Convert to fraction form
    3,090.52/4,264.50 = 1,764.13/x
  3. Step 3: Cross multiply
    3,090.52x = 4,264.50 × 1,764.13
  4. Step 4: Simplify right side
    3,090.52x = 7,523,132.39
  5. Step 5: Solve for x
    x = 7,523,132.39/3,090.52
  6. Step 6: Final answer
    x = 2,434.26

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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.