Home / 7,440.95-10,266.39-4,789.22

Finding the Fourth Proportional to 7,440.95, 10,266.39 and 4,789.22

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Solution

The fourth proportional to 7,440.95, 10,266.39 and 4,789.22 is: 6,607.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,440.95 : 10,266.39 = 4,789.22 : x
  2. Step 2: Convert to fraction form
    7,440.95/10,266.39 = 4,789.22/x
  3. Step 3: Cross multiply
    7,440.95x = 10,266.39 × 4,789.22
  4. Step 4: Simplify right side
    7,440.95x = 49,167,948.98
  5. Step 5: Solve for x
    x = 49,167,948.98/7,440.95
  6. Step 6: Final answer
    x = 6,607.76

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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.