Home / 2,655.23-3,649.22-2,064.74

Finding the Fourth Proportional to 2,655.23, 3,649.22 and 2,064.74

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Solution

The fourth proportional to 2,655.23, 3,649.22 and 2,064.74 is: 2,837.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,655.23 : 3,649.22 = 2,064.74 : x
  2. Step 2: Convert to fraction form
    2,655.23/3,649.22 = 2,064.74/x
  3. Step 3: Cross multiply
    2,655.23x = 3,649.22 × 2,064.74
  4. Step 4: Simplify right side
    2,655.23x = 7,534,677.42
  5. Step 5: Solve for x
    x = 7,534,677.42/2,655.23
  6. Step 6: Final answer
    x = 2,837.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.