Home / 10,210.07-15,311.14-3,969.26

Finding the Fourth Proportional to 10,210.07, 15,311.14 and 3,969.26

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Solution

The fourth proportional to 10,210.07, 15,311.14 and 3,969.26 is: 5,952.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,210.07 : 15,311.14 = 3,969.26 : x
  2. Step 2: Convert to fraction form
    10,210.07/15,311.14 = 3,969.26/x
  3. Step 3: Cross multiply
    10,210.07x = 15,311.14 × 3,969.26
  4. Step 4: Simplify right side
    10,210.07x = 60,773,881.38
  5. Step 5: Solve for x
    x = 60,773,881.38/10,210.07
  6. Step 6: Final answer
    x = 5,952.35

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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.