Home / 2,730.65-4,089.73-1,632.76

Finding the Fourth Proportional to 2,730.65, 4,089.73 and 1,632.76

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Solution

The fourth proportional to 2,730.65, 4,089.73 and 1,632.76 is: 2,445.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730.65 : 4,089.73 = 1,632.76 : x
  2. Step 2: Convert to fraction form
    2,730.65/4,089.73 = 1,632.76/x
  3. Step 3: Cross multiply
    2,730.65x = 4,089.73 × 1,632.76
  4. Step 4: Simplify right side
    2,730.65x = 6,677,543.47
  5. Step 5: Solve for x
    x = 6,677,543.47/2,730.65
  6. Step 6: Final answer
    x = 2,445.41

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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.