Home / 6,442.74-8,895.22-4,947.95

Finding the Fourth Proportional to 6,442.74, 8,895.22 and 4,947.95

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Solution

The fourth proportional to 6,442.74, 8,895.22 and 4,947.95 is: 6,831.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,442.74 : 8,895.22 = 4,947.95 : x
  2. Step 2: Convert to fraction form
    6,442.74/8,895.22 = 4,947.95/x
  3. Step 3: Cross multiply
    6,442.74x = 8,895.22 × 4,947.95
  4. Step 4: Simplify right side
    6,442.74x = 44,013,113.67
  5. Step 5: Solve for x
    x = 44,013,113.67/6,442.74
  6. Step 6: Final answer
    x = 6,831.43

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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.