Home / 6,710.47-10,065.45-2,760.63

Finding the Fourth Proportional to 6,710.47, 10,065.45 and 2,760.63

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Solution

The fourth proportional to 6,710.47, 10,065.45 and 2,760.63 is: 4,140.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,710.47 : 10,065.45 = 2,760.63 : x
  2. Step 2: Convert to fraction form
    6,710.47/10,065.45 = 2,760.63/x
  3. Step 3: Cross multiply
    6,710.47x = 10,065.45 × 2,760.63
  4. Step 4: Simplify right side
    6,710.47x = 27,786,983.23
  5. Step 5: Solve for x
    x = 27,786,983.23/6,710.47
  6. Step 6: Final answer
    x = 4,140.84

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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.