Home / 9,977.08-13,768.29-5,501.02

Finding the Fourth Proportional to 9,977.08, 13,768.29 and 5,501.02

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Solution

The fourth proportional to 9,977.08, 13,768.29 and 5,501.02 is: 7,591.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,977.08 : 13,768.29 = 5,501.02 : x
  2. Step 2: Convert to fraction form
    9,977.08/13,768.29 = 5,501.02/x
  3. Step 3: Cross multiply
    9,977.08x = 13,768.29 × 5,501.02
  4. Step 4: Simplify right side
    9,977.08x = 75,739,604.24
  5. Step 5: Solve for x
    x = 75,739,604.24/9,977.08
  6. Step 6: Final answer
    x = 7,591.36

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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.