Home / 5,337.99-7,366.35-2,980.11

Finding the Fourth Proportional to 5,337.99, 7,366.35 and 2,980.11

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Solution

The fourth proportional to 5,337.99, 7,366.35 and 2,980.11 is: 4,112.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,337.99 : 7,366.35 = 2,980.11 : x
  2. Step 2: Convert to fraction form
    5,337.99/7,366.35 = 2,980.11/x
  3. Step 3: Cross multiply
    5,337.99x = 7,366.35 × 2,980.11
  4. Step 4: Simplify right side
    5,337.99x = 21,952,533.30
  5. Step 5: Solve for x
    x = 21,952,533.30/5,337.99
  6. Step 6: Final answer
    x = 4,112.51

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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.