Home / 9,298.44-12,828.70-5,316.71

Finding the Fourth Proportional to 9,298.44, 12,828.70 and 5,316.71

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Solution

The fourth proportional to 9,298.44, 12,828.70 and 5,316.71 is: 7,335.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,298.44 : 12,828.70 = 5,316.71 : x
  2. Step 2: Convert to fraction form
    9,298.44/12,828.70 = 5,316.71/x
  3. Step 3: Cross multiply
    9,298.44x = 12,828.70 × 5,316.71
  4. Step 4: Simplify right side
    9,298.44x = 68,206,496.36
  5. Step 5: Solve for x
    x = 68,206,496.36/9,298.44
  6. Step 6: Final answer
    x = 7,335.26

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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.