Home / 4,428.65-6,642.95-1,141.46

Finding the Fourth Proportional to 4,428.65, 6,642.95 and 1,141.46

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Solution

The fourth proportional to 4,428.65, 6,642.95 and 1,141.46 is: 1,712.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.65 : 6,642.95 = 1,141.46 : x
  2. Step 2: Convert to fraction form
    4,428.65/6,642.95 = 1,141.46/x
  3. Step 3: Cross multiply
    4,428.65x = 6,642.95 × 1,141.46
  4. Step 4: Simplify right side
    4,428.65x = 7,582,622.78
  5. Step 5: Solve for x
    x = 7,582,622.78/4,428.65
  6. Step 6: Final answer
    x = 1,712.18

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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.