Home / 2,688.08-4,032.38-1,044.76

Finding the Fourth Proportional to 2,688.08, 4,032.38 and 1,044.76

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Solution

The fourth proportional to 2,688.08, 4,032.38 and 1,044.76 is: 1,567.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688.08 : 4,032.38 = 1,044.76 : x
  2. Step 2: Convert to fraction form
    2,688.08/4,032.38 = 1,044.76/x
  3. Step 3: Cross multiply
    2,688.08x = 4,032.38 × 1,044.76
  4. Step 4: Simplify right side
    2,688.08x = 4,212,859.90
  5. Step 5: Solve for x
    x = 4,212,859.90/2,688.08
  6. Step 6: Final answer
    x = 1,567.23

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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.