Home / 4,315.61-5,955.75-2,427.78

Finding the Fourth Proportional to 4,315.61, 5,955.75 and 2,427.78

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Solution

The fourth proportional to 4,315.61, 5,955.75 and 2,427.78 is: 3,350.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,315.61 : 5,955.75 = 2,427.78 : x
  2. Step 2: Convert to fraction form
    4,315.61/5,955.75 = 2,427.78/x
  3. Step 3: Cross multiply
    4,315.61x = 5,955.75 × 2,427.78
  4. Step 4: Simplify right side
    4,315.61x = 14,459,279.90
  5. Step 5: Solve for x
    x = 14,459,279.90/4,315.61
  6. Step 6: Final answer
    x = 3,350.46

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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.