Home / 11,718.61-17,570.99-4,701.92

Finding the Fourth Proportional to 11,718.61, 17,570.99 and 4,701.92

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Solution

The fourth proportional to 11,718.61, 17,570.99 and 4,701.92 is: 7,050.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,718.61 : 17,570.99 = 4,701.92 : x
  2. Step 2: Convert to fraction form
    11,718.61/17,570.99 = 4,701.92/x
  3. Step 3: Cross multiply
    11,718.61x = 17,570.99 × 4,701.92
  4. Step 4: Simplify right side
    11,718.61x = 82,617,313.20
  5. Step 5: Solve for x
    x = 82,617,313.20/11,718.61
  6. Step 6: Final answer
    x = 7,050.10

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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.