Home / 4,428.95-6,111.72-2,439.46

Finding the Fourth Proportional to 4,428.95, 6,111.72 and 2,439.46

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Solution

The fourth proportional to 4,428.95, 6,111.72 and 2,439.46 is: 3,366.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.95 : 6,111.72 = 2,439.46 : x
  2. Step 2: Convert to fraction form
    4,428.95/6,111.72 = 2,439.46/x
  3. Step 3: Cross multiply
    4,428.95x = 6,111.72 × 2,439.46
  4. Step 4: Simplify right side
    4,428.95x = 14,909,281.19
  5. Step 5: Solve for x
    x = 14,909,281.19/4,428.95
  6. Step 6: Final answer
    x = 3,366.33

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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.