Home / 7,742.54-10,686.39-4,760.93

Finding the Fourth Proportional to 7,742.54, 10,686.39 and 4,760.93

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Solution

The fourth proportional to 7,742.54, 10,686.39 and 4,760.93 is: 6,571.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,742.54 : 10,686.39 = 4,760.93 : x
  2. Step 2: Convert to fraction form
    7,742.54/10,686.39 = 4,760.93/x
  3. Step 3: Cross multiply
    7,742.54x = 10,686.39 × 4,760.93
  4. Step 4: Simplify right side
    7,742.54x = 50,877,154.74
  5. Step 5: Solve for x
    x = 50,877,154.74/7,742.54
  6. Step 6: Final answer
    x = 6,571.12

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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.