Home / 2,688.93-4,032.38-1,045.27

Finding the Fourth Proportional to 2,688.93, 4,032.38 and 1,045.27

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Solution

The fourth proportional to 2,688.93, 4,032.38 and 1,045.27 is: 1,567.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688.93 : 4,032.38 = 1,045.27 : x
  2. Step 2: Convert to fraction form
    2,688.93/4,032.38 = 1,045.27/x
  3. Step 3: Cross multiply
    2,688.93x = 4,032.38 × 1,045.27
  4. Step 4: Simplify right side
    2,688.93x = 4,214,925.84
  5. Step 5: Solve for x
    x = 4,214,925.84/2,688.93
  6. Step 6: Final answer
    x = 1,567.51

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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.