Home / 7,798.60-10,761.07-4,440.95

Finding the Fourth Proportional to 7,798.60, 10,761.07 and 4,440.95

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Solution

The fourth proportional to 7,798.60, 10,761.07 and 4,440.95 is: 6,127.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,798.60 : 10,761.07 = 4,440.95 : x
  2. Step 2: Convert to fraction form
    7,798.60/10,761.07 = 4,440.95/x
  3. Step 3: Cross multiply
    7,798.60x = 10,761.07 × 4,440.95
  4. Step 4: Simplify right side
    7,798.60x = 47,789,373.82
  5. Step 5: Solve for x
    x = 47,789,373.82/7,798.60
  6. Step 6: Final answer
    x = 6,127.94

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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.