Home / 10,860.99-16,296.16-4,202.16

Finding the Fourth Proportional to 10,860.99, 16,296.16 and 4,202.16

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Solution

The fourth proportional to 10,860.99, 16,296.16 and 4,202.16 is: 6,305.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,860.99 : 16,296.16 = 4,202.16 : x
  2. Step 2: Convert to fraction form
    10,860.99/16,296.16 = 4,202.16/x
  3. Step 3: Cross multiply
    10,860.99x = 16,296.16 × 4,202.16
  4. Step 4: Simplify right side
    10,860.99x = 68,479,071.71
  5. Step 5: Solve for x
    x = 68,479,071.71/10,860.99
  6. Step 6: Final answer
    x = 6,305.05

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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.