Home / 6,549.18-9,037.19-3,715.65

Finding the Fourth Proportional to 6,549.18, 9,037.19 and 3,715.65

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Solution

The fourth proportional to 6,549.18, 9,037.19 and 3,715.65 is: 5,127.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,549.18 : 9,037.19 = 3,715.65 : x
  2. Step 2: Convert to fraction form
    6,549.18/9,037.19 = 3,715.65/x
  3. Step 3: Cross multiply
    6,549.18x = 9,037.19 × 3,715.65
  4. Step 4: Simplify right side
    6,549.18x = 33,579,016.45
  5. Step 5: Solve for x
    x = 33,579,016.45/6,549.18
  6. Step 6: Final answer
    x = 5,127.21

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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.