Home / 7,707.18-11,560.51-3,263.63

Finding the Fourth Proportional to 7,707.18, 11,560.51 and 3,263.63

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Solution

The fourth proportional to 7,707.18, 11,560.51 and 3,263.63 is: 4,895.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,707.18 : 11,560.51 = 3,263.63 : x
  2. Step 2: Convert to fraction form
    7,707.18/11,560.51 = 3,263.63/x
  3. Step 3: Cross multiply
    7,707.18x = 11,560.51 × 3,263.63
  4. Step 4: Simplify right side
    7,707.18x = 37,729,155.17
  5. Step 5: Solve for x
    x = 37,729,155.17/7,707.18
  6. Step 6: Final answer
    x = 4,895.32

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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.