Home / 5,317.36-7,337.74-2,959.45

Finding the Fourth Proportional to 5,317.36, 7,337.74 and 2,959.45

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Solution

The fourth proportional to 5,317.36, 7,337.74 and 2,959.45 is: 4,083.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,317.36 : 7,337.74 = 2,959.45 : x
  2. Step 2: Convert to fraction form
    5,317.36/7,337.74 = 2,959.45/x
  3. Step 3: Cross multiply
    5,317.36x = 7,337.74 × 2,959.45
  4. Step 4: Simplify right side
    5,317.36x = 21,715,674.64
  5. Step 5: Solve for x
    x = 21,715,674.64/5,317.36
  6. Step 6: Final answer
    x = 4,083.92

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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.