Home / 1,563.60-2,345.16-589.68

Finding the Fourth Proportional to 1,563.60, 2,345.16 and 589.68

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Solution

The fourth proportional to 1,563.60, 2,345.16 and 589.68 is: 884.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563.60 : 2,345.16 = 589.68 : x
  2. Step 2: Convert to fraction form
    1,563.60/2,345.16 = 589.68/x
  3. Step 3: Cross multiply
    1,563.60x = 2,345.16 × 589.68
  4. Step 4: Simplify right side
    1,563.60x = 1,382,893.95
  5. Step 5: Solve for x
    x = 1,382,893.95/1,563.60
  6. Step 6: Final answer
    x = 884.43

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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.