Home / 5,456.65-8,184.96-3,607.36

Finding the Fourth Proportional to 5,456.65, 8,184.96 and 3,607.36

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Solution

The fourth proportional to 5,456.65, 8,184.96 and 3,607.36 is: 5,411.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,456.65 : 8,184.96 = 3,607.36 : x
  2. Step 2: Convert to fraction form
    5,456.65/8,184.96 = 3,607.36/x
  3. Step 3: Cross multiply
    5,456.65x = 8,184.96 × 3,607.36
  4. Step 4: Simplify right side
    5,456.65x = 29,526,097.31
  5. Step 5: Solve for x
    x = 29,526,097.31/5,456.65
  6. Step 6: Final answer
    x = 5,411.03

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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.