Home / 4,428.50-6,645.02-3,042.95

Finding the Fourth Proportional to 4,428.50, 6,645.02 and 3,042.95

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Solution

The fourth proportional to 4,428.50, 6,645.02 and 3,042.95 is: 4,565.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.50 : 6,645.02 = 3,042.95 : x
  2. Step 2: Convert to fraction form
    4,428.50/6,645.02 = 3,042.95/x
  3. Step 3: Cross multiply
    4,428.50x = 6,645.02 × 3,042.95
  4. Step 4: Simplify right side
    4,428.50x = 20,220,415.17
  5. Step 5: Solve for x
    x = 20,220,415.17/4,428.50
  6. Step 6: Final answer
    x = 4,565.98

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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.