Home / 7,754.31-10,701.06-4,217.58

Finding the Fourth Proportional to 7,754.31, 10,701.06 and 4,217.58

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Solution

The fourth proportional to 7,754.31, 10,701.06 and 4,217.58 is: 5,820.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,754.31 : 10,701.06 = 4,217.58 : x
  2. Step 2: Convert to fraction form
    7,754.31/10,701.06 = 4,217.58/x
  3. Step 3: Cross multiply
    7,754.31x = 10,701.06 × 4,217.58
  4. Step 4: Simplify right side
    7,754.31x = 45,132,576.63
  5. Step 5: Solve for x
    x = 45,132,576.63/7,754.31
  6. Step 6: Final answer
    x = 5,820.32

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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.