Home / 11,066.47-15,271.59-6,350.65

Finding the Fourth Proportional to 11,066.47, 15,271.59 and 6,350.65

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Solution

The fourth proportional to 11,066.47, 15,271.59 and 6,350.65 is: 8,763.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,066.47 : 15,271.59 = 6,350.65 : x
  2. Step 2: Convert to fraction form
    11,066.47/15,271.59 = 6,350.65/x
  3. Step 3: Cross multiply
    11,066.47x = 15,271.59 × 6,350.65
  4. Step 4: Simplify right side
    11,066.47x = 96,984,523.03
  5. Step 5: Solve for x
    x = 96,984,523.03/11,066.47
  6. Step 6: Final answer
    x = 8,763.82

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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.