Home / 9,346.19-12,897.68-5,154.44

Finding the Fourth Proportional to 9,346.19, 12,897.68 and 5,154.44

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Solution

The fourth proportional to 9,346.19, 12,897.68 and 5,154.44 is: 7,113.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,346.19 : 12,897.68 = 5,154.44 : x
  2. Step 2: Convert to fraction form
    9,346.19/12,897.68 = 5,154.44/x
  3. Step 3: Cross multiply
    9,346.19x = 12,897.68 × 5,154.44
  4. Step 4: Simplify right side
    9,346.19x = 66,480,317.70
  5. Step 5: Solve for x
    x = 66,480,317.70/9,346.19
  6. Step 6: Final answer
    x = 7,113.09

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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.