Home / 1,763.04-2,646.18-1,657.20

Finding the Fourth Proportional to 1,763.04, 2,646.18 and 1,657.20

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Solution

The fourth proportional to 1,763.04, 2,646.18 and 1,657.20 is: 2,487.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763.04 : 2,646.18 = 1,657.20 : x
  2. Step 2: Convert to fraction form
    1,763.04/2,646.18 = 1,657.20/x
  3. Step 3: Cross multiply
    1,763.04x = 2,646.18 × 1,657.20
  4. Step 4: Simplify right side
    1,763.04x = 4,385,249.50
  5. Step 5: Solve for x
    x = 4,385,249.50/1,763.04
  6. Step 6: Final answer
    x = 2,487.32

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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.