Home / 7,055.40-9,733.18-4,960.76

Finding the Fourth Proportional to 7,055.40, 9,733.18 and 4,960.76

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Solution

The fourth proportional to 7,055.40, 9,733.18 and 4,960.76 is: 6,843.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,055.40 : 9,733.18 = 4,960.76 : x
  2. Step 2: Convert to fraction form
    7,055.40/9,733.18 = 4,960.76/x
  3. Step 3: Cross multiply
    7,055.40x = 9,733.18 × 4,960.76
  4. Step 4: Simplify right side
    7,055.40x = 48,283,970.02
  5. Step 5: Solve for x
    x = 48,283,970.02/7,055.40
  6. Step 6: Final answer
    x = 6,843.55

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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.