Home / 9,354.74-12,908.36-5,266.58

Finding the Fourth Proportional to 9,354.74, 12,908.36 and 5,266.58

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Solution

The fourth proportional to 9,354.74, 12,908.36 and 5,266.58 is: 7,267.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,354.74 : 12,908.36 = 5,266.58 : x
  2. Step 2: Convert to fraction form
    9,354.74/12,908.36 = 5,266.58/x
  3. Step 3: Cross multiply
    9,354.74x = 12,908.36 × 5,266.58
  4. Step 4: Simplify right side
    9,354.74x = 67,982,884.28
  5. Step 5: Solve for x
    x = 67,982,884.28/9,354.74
  6. Step 6: Final answer
    x = 7,267.21

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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.