Home / 10,860.24-14,987.79-6,080.07

Finding the Fourth Proportional to 10,860.24, 14,987.79 and 6,080.07

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Solution

The fourth proportional to 10,860.24, 14,987.79 and 6,080.07 is: 8,390.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,860.24 : 14,987.79 = 6,080.07 : x
  2. Step 2: Convert to fraction form
    10,860.24/14,987.79 = 6,080.07/x
  3. Step 3: Cross multiply
    10,860.24x = 14,987.79 × 6,080.07
  4. Step 4: Simplify right side
    10,860.24x = 91,126,812.35
  5. Step 5: Solve for x
    x = 91,126,812.35/10,860.24
  6. Step 6: Final answer
    x = 8,390.87

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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.