Home / 4,428.46-6,642.15-1,141.48

Finding the Fourth Proportional to 4,428.46, 6,642.15 and 1,141.48

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Solution

The fourth proportional to 4,428.46, 6,642.15 and 1,141.48 is: 1,712.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.46 : 6,642.15 = 1,141.48 : x
  2. Step 2: Convert to fraction form
    4,428.46/6,642.15 = 1,141.48/x
  3. Step 3: Cross multiply
    4,428.46x = 6,642.15 × 1,141.48
  4. Step 4: Simplify right side
    4,428.46x = 7,581,881.38
  5. Step 5: Solve for x
    x = 7,581,881.38/4,428.46
  6. Step 6: Final answer
    x = 1,712.08

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1.5x scale

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.