Home / 9,482.12-13,079.23-5,756.12

Finding the Fourth Proportional to 9,482.12, 13,079.23 and 5,756.12

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Solution

The fourth proportional to 9,482.12, 13,079.23 and 5,756.12 is: 7,939.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,482.12 : 13,079.23 = 5,756.12 : x
  2. Step 2: Convert to fraction form
    9,482.12/13,079.23 = 5,756.12/x
  3. Step 3: Cross multiply
    9,482.12x = 13,079.23 × 5,756.12
  4. Step 4: Simplify right side
    9,482.12x = 75,285,537.60
  5. Step 5: Solve for x
    x = 75,285,537.60/9,482.12
  6. Step 6: Final answer
    x = 7,939.74

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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.