Home / 4,428.81-6,111.59-2,539.08

Finding the Fourth Proportional to 4,428.81, 6,111.59 and 2,539.08

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Solution

The fourth proportional to 4,428.81, 6,111.59 and 2,539.08 is: 3,503.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.81 : 6,111.59 = 2,539.08 : x
  2. Step 2: Convert to fraction form
    4,428.81/6,111.59 = 2,539.08/x
  3. Step 3: Cross multiply
    4,428.81x = 6,111.59 × 2,539.08
  4. Step 4: Simplify right side
    4,428.81x = 15,517,803.24
  5. Step 5: Solve for x
    x = 15,517,803.24/4,428.81
  6. Step 6: Final answer
    x = 3,503.83

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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.