Home / 1,763.13-2,433.12-977.16

Finding the Fourth Proportional to 1,763.13, 2,433.12 and 977.16

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Solution

The fourth proportional to 1,763.13, 2,433.12 and 977.16 is: 1,348.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763.13 : 2,433.12 = 977.16 : x
  2. Step 2: Convert to fraction form
    1,763.13/2,433.12 = 977.16/x
  3. Step 3: Cross multiply
    1,763.13x = 2,433.12 × 977.16
  4. Step 4: Simplify right side
    1,763.13x = 2,377,547.54
  5. Step 5: Solve for x
    x = 2,377,547.54/1,763.13
  6. Step 6: Final answer
    x = 1,348.48

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