Home / 10,850.06-14,968.65-7,071.84

Finding the Fourth Proportional to 10,850.06, 14,968.65 and 7,071.84

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Solution

The fourth proportional to 10,850.06, 14,968.65 and 7,071.84 is: 9,756.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,850.06 : 14,968.65 = 7,071.84 : x
  2. Step 2: Convert to fraction form
    10,850.06/14,968.65 = 7,071.84/x
  3. Step 3: Cross multiply
    10,850.06x = 14,968.65 × 7,071.84
  4. Step 4: Simplify right side
    10,850.06x = 105,855,897.82
  5. Step 5: Solve for x
    x = 105,855,897.82/10,850.06
  6. Step 6: Final answer
    x = 9,756.25

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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.