Home / 10,572.12-15,858.91-4,246.99

Finding the Fourth Proportional to 10,572.12, 15,858.91 and 4,246.99

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Solution

The fourth proportional to 10,572.12, 15,858.91 and 4,246.99 is: 6,370.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,572.12 : 15,858.91 = 4,246.99 : x
  2. Step 2: Convert to fraction form
    10,572.12/15,858.91 = 4,246.99/x
  3. Step 3: Cross multiply
    10,572.12x = 15,858.91 × 4,246.99
  4. Step 4: Simplify right side
    10,572.12x = 67,352,632.18
  5. Step 5: Solve for x
    x = 67,352,632.18/10,572.12
  6. Step 6: Final answer
    x = 6,370.78

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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.