Home / 5,317.99-7,338.57-2,927.91

Finding the Fourth Proportional to 5,317.99, 7,338.57 and 2,927.91

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Solution

The fourth proportional to 5,317.99, 7,338.57 and 2,927.91 is: 4,040.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,317.99 : 7,338.57 = 2,927.91 : x
  2. Step 2: Convert to fraction form
    5,317.99/7,338.57 = 2,927.91/x
  3. Step 3: Cross multiply
    5,317.99x = 7,338.57 × 2,927.91
  4. Step 4: Simplify right side
    5,317.99x = 21,486,672.49
  5. Step 5: Solve for x
    x = 21,486,672.49/5,317.99
  6. Step 6: Final answer
    x = 4,040.37

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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.