Home / 5,317.10-7,337.55-2,959.19

Finding the Fourth Proportional to 5,317.10, 7,337.55 and 2,959.19

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Solution

The fourth proportional to 5,317.10, 7,337.55 and 2,959.19 is: 4,083.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,317.10 : 7,337.55 = 2,959.19 : x
  2. Step 2: Convert to fraction form
    5,317.10/7,337.55 = 2,959.19/x
  3. Step 3: Cross multiply
    5,317.10x = 7,337.55 × 2,959.19
  4. Step 4: Simplify right side
    5,317.10x = 21,713,204.58
  5. Step 5: Solve for x
    x = 21,713,204.58/5,317.10
  6. Step 6: Final answer
    x = 4,083.66

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Half scale
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Double scale
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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.