Home / 10,177.08-15,206.78-8,075.18

Finding the Fourth Proportional to 10,177.08, 15,206.78 and 8,075.18

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Solution

The fourth proportional to 10,177.08, 15,206.78 and 8,075.18 is: 12,066.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,177.08 : 15,206.78 = 8,075.18 : x
  2. Step 2: Convert to fraction form
    10,177.08/15,206.78 = 8,075.18/x
  3. Step 3: Cross multiply
    10,177.08x = 15,206.78 × 8,075.18
  4. Step 4: Simplify right side
    10,177.08x = 122,797,369.31
  5. Step 5: Solve for x
    x = 122,797,369.31/10,177.08
  6. Step 6: Final answer
    x = 12,066.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.