Home / 1,563.27-2,156.65-1,032.87

Finding the Fourth Proportional to 1,563.27, 2,156.65 and 1,032.87

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Solution

The fourth proportional to 1,563.27, 2,156.65 and 1,032.87 is: 1,424.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563.27 : 2,156.65 = 1,032.87 : x
  2. Step 2: Convert to fraction form
    1,563.27/2,156.65 = 1,032.87/x
  3. Step 3: Cross multiply
    1,563.27x = 2,156.65 × 1,032.87
  4. Step 4: Simplify right side
    1,563.27x = 2,227,539.09
  5. Step 5: Solve for x
    x = 2,227,539.09/1,563.27
  6. Step 6: Final answer
    x = 1,424.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.