Home / 7,526.83-10,386.73-4,169.78

Finding the Fourth Proportional to 7,526.83, 10,386.73 and 4,169.78

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Solution

The fourth proportional to 7,526.83, 10,386.73 and 4,169.78 is: 5,754.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,526.83 : 10,386.73 = 4,169.78 : x
  2. Step 2: Convert to fraction form
    7,526.83/10,386.73 = 4,169.78/x
  3. Step 3: Cross multiply
    7,526.83x = 10,386.73 × 4,169.78
  4. Step 4: Simplify right side
    7,526.83x = 43,310,394.56
  5. Step 5: Solve for x
    x = 43,310,394.56/7,526.83
  6. Step 6: Final answer
    x = 5,754.14

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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.