Home / 7,389.76-10,198.02-4,246.16

Finding the Fourth Proportional to 7,389.76, 10,198.02 and 4,246.16

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Solution

The fourth proportional to 7,389.76, 10,198.02 and 4,246.16 is: 5,859.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389.76 : 10,198.02 = 4,246.16 : x
  2. Step 2: Convert to fraction form
    7,389.76/10,198.02 = 4,246.16/x
  3. Step 3: Cross multiply
    7,389.76x = 10,198.02 × 4,246.16
  4. Step 4: Simplify right side
    7,389.76x = 43,302,424.60
  5. Step 5: Solve for x
    x = 43,302,424.60/7,389.76
  6. Step 6: Final answer
    x = 5,859.79

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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.