Home / 2,730.47-4,095.67-1,635.14

Finding the Fourth Proportional to 2,730.47, 4,095.67 and 1,635.14

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Solution

The fourth proportional to 2,730.47, 4,095.67 and 1,635.14 is: 2,452.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730.47 : 4,095.67 = 1,635.14 : x
  2. Step 2: Convert to fraction form
    2,730.47/4,095.67 = 1,635.14/x
  3. Step 3: Cross multiply
    2,730.47x = 4,095.67 × 1,635.14
  4. Step 4: Simplify right side
    2,730.47x = 6,696,993.84
  5. Step 5: Solve for x
    x = 6,696,993.84/2,730.47
  6. Step 6: Final answer
    x = 2,452.69

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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.