Home / 5,095.47-7,643.97-1,808.29

Finding the Fourth Proportional to 5,095.47, 7,643.97 and 1,808.29

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Solution

The fourth proportional to 5,095.47, 7,643.97 and 1,808.29 is: 2,712.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,095.47 : 7,643.97 = 1,808.29 : x
  2. Step 2: Convert to fraction form
    5,095.47/7,643.97 = 1,808.29/x
  3. Step 3: Cross multiply
    5,095.47x = 7,643.97 × 1,808.29
  4. Step 4: Simplify right side
    5,095.47x = 13,822,504.65
  5. Step 5: Solve for x
    x = 13,822,504.65/5,095.47
  6. Step 6: Final answer
    x = 2,712.70

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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.