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Finding the Fourth Proportional to 5,547, 8,321.52 and 3,353.13

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Solution

The fourth proportional to 5,547, 8,321.52 and 3,353.13 is: 5,030.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,547 : 8,321.52 = 3,353.13 : x
  2. Step 2: Convert to fraction form
    5,547/8,321.52 = 3,353.13/x
  3. Step 3: Cross multiply
    5,547x = 8,321.52 × 3,353.13
  4. Step 4: Simplify right side
    5,547x = 27,903,138.36
  5. Step 5: Solve for x
    x = 27,903,138.36/5,547
  6. Step 6: Final answer
    x = 5,030.31

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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.