Home / 7,240.19-10,860.14-4,862.84

Finding the Fourth Proportional to 7,240.19, 10,860.14 and 4,862.84

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Solution

The fourth proportional to 7,240.19, 10,860.14 and 4,862.84 is: 7,294.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240.19 : 10,860.14 = 4,862.84 : x
  2. Step 2: Convert to fraction form
    7,240.19/10,860.14 = 4,862.84/x
  3. Step 3: Cross multiply
    7,240.19x = 10,860.14 × 4,862.84
  4. Step 4: Simplify right side
    7,240.19x = 52,811,081.05
  5. Step 5: Solve for x
    x = 52,811,081.05/7,240.19
  6. Step 6: Final answer
    x = 7,294.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.