Home / 4,726.74-7,090.11-2,126.64

Finding the Fourth Proportional to 4,726.74, 7,090.11 and 2,126.64

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Solution

The fourth proportional to 4,726.74, 7,090.11 and 2,126.64 is: 3,189.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,726.74 : 7,090.11 = 2,126.64 : x
  2. Step 2: Convert to fraction form
    4,726.74/7,090.11 = 2,126.64/x
  3. Step 3: Cross multiply
    4,726.74x = 7,090.11 × 2,126.64
  4. Step 4: Simplify right side
    4,726.74x = 15,078,111.53
  5. Step 5: Solve for x
    x = 15,078,111.53/4,726.74
  6. Step 6: Final answer
    x = 3,189.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.