Home / 9,977.19-13,767.57-5,501.13

Finding the Fourth Proportional to 9,977.19, 13,767.57 and 5,501.13

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Solution

The fourth proportional to 9,977.19, 13,767.57 and 5,501.13 is: 7,591.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,977.19 : 13,767.57 = 5,501.13 : x
  2. Step 2: Convert to fraction form
    9,977.19/13,767.57 = 5,501.13/x
  3. Step 3: Cross multiply
    9,977.19x = 13,767.57 × 5,501.13
  4. Step 4: Simplify right side
    9,977.19x = 75,737,192.35
  5. Step 5: Solve for x
    x = 75,737,192.35/9,977.19
  6. Step 6: Final answer
    x = 7,591.03

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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.