Home / 4,117.12-5,681.44-2,254.08

Finding the Fourth Proportional to 4,117.12, 5,681.44 and 2,254.08

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Solution

The fourth proportional to 4,117.12, 5,681.44 and 2,254.08 is: 3,110.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,117.12 : 5,681.44 = 2,254.08 : x
  2. Step 2: Convert to fraction form
    4,117.12/5,681.44 = 2,254.08/x
  3. Step 3: Cross multiply
    4,117.12x = 5,681.44 × 2,254.08
  4. Step 4: Simplify right side
    4,117.12x = 12,806,420.28
  5. Step 5: Solve for x
    x = 12,806,420.28/4,117.12
  6. Step 6: Final answer
    x = 3,110.53

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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.