Home / 4,256.16-6,386.16-2,066.88

Finding the Fourth Proportional to 4,256.16, 6,386.16 and 2,066.88

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Solution

The fourth proportional to 4,256.16, 6,386.16 and 2,066.88 is: 3,101.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,256.16 : 6,386.16 = 2,066.88 : x
  2. Step 2: Convert to fraction form
    4,256.16/6,386.16 = 2,066.88/x
  3. Step 3: Cross multiply
    4,256.16x = 6,386.16 × 2,066.88
  4. Step 4: Simplify right side
    4,256.16x = 13,199,426.38
  5. Step 5: Solve for x
    x = 13,199,426.38/4,256.16
  6. Step 6: Final answer
    x = 3,101.25

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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.