Home / 7,549.29-11,325.56-3,164.22

Finding the Fourth Proportional to 7,549.29, 11,325.56 and 3,164.22

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Solution

The fourth proportional to 7,549.29, 11,325.56 and 3,164.22 is: 4,747.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,549.29 : 11,325.56 = 3,164.22 : x
  2. Step 2: Convert to fraction form
    7,549.29/11,325.56 = 3,164.22/x
  3. Step 3: Cross multiply
    7,549.29x = 11,325.56 × 3,164.22
  4. Step 4: Simplify right side
    7,549.29x = 35,836,547.64
  5. Step 5: Solve for x
    x = 35,836,547.64/7,549.29
  6. Step 6: Final answer
    x = 4,747.01

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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.