Home / 7,047.91-10,570.04-2,116.99

Finding the Fourth Proportional to 7,047.91, 10,570.04 and 2,116.99

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Solution

The fourth proportional to 7,047.91, 10,570.04 and 2,116.99 is: 3,174.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,047.91 : 10,570.04 = 2,116.99 : x
  2. Step 2: Convert to fraction form
    7,047.91/10,570.04 = 2,116.99/x
  3. Step 3: Cross multiply
    7,047.91x = 10,570.04 × 2,116.99
  4. Step 4: Simplify right side
    7,047.91x = 22,376,632.00
  5. Step 5: Solve for x
    x = 22,376,632.00/7,047.91
  6. Step 6: Final answer
    x = 3,174.93

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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.