Home / 10,847.39-14,964.57-7,069.68

Finding the Fourth Proportional to 10,847.39, 14,964.57 and 7,069.68

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Solution

The fourth proportional to 10,847.39, 14,964.57 and 7,069.68 is: 9,753.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,847.39 : 14,964.57 = 7,069.68 : x
  2. Step 2: Convert to fraction form
    10,847.39/14,964.57 = 7,069.68/x
  3. Step 3: Cross multiply
    10,847.39x = 14,964.57 × 7,069.68
  4. Step 4: Simplify right side
    10,847.39x = 105,794,721.24
  5. Step 5: Solve for x
    x = 105,794,721.24/10,847.39
  6. Step 6: Final answer
    x = 9,753.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.