Home / 5,095.16-7,642.76-1,632.68

Finding the Fourth Proportional to 5,095.16, 7,642.76 and 1,632.68

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Solution

The fourth proportional to 5,095.16, 7,642.76 and 1,632.68 is: 2,449.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,095.16 : 7,642.76 = 1,632.68 : x
  2. Step 2: Convert to fraction form
    5,095.16/7,642.76 = 1,632.68/x
  3. Step 3: Cross multiply
    5,095.16x = 7,642.76 × 1,632.68
  4. Step 4: Simplify right side
    5,095.16x = 12,478,181.40
  5. Step 5: Solve for x
    x = 12,478,181.40/5,095.16
  6. Step 6: Final answer
    x = 2,449.03

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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.