Home / 10,860.24-14,986.29-6,144.84

Finding the Fourth Proportional to 10,860.24, 14,986.29 and 6,144.84

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Solution

The fourth proportional to 10,860.24, 14,986.29 and 6,144.84 is: 8,479.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,860.24 : 14,986.29 = 6,144.84 : x
  2. Step 2: Convert to fraction form
    10,860.24/14,986.29 = 6,144.84/x
  3. Step 3: Cross multiply
    10,860.24x = 14,986.29 × 6,144.84
  4. Step 4: Simplify right side
    10,860.24x = 92,088,354.24
  5. Step 5: Solve for x
    x = 92,088,354.24/10,860.24
  6. Step 6: Final answer
    x = 8,479.40

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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.