Home / 7,392.48-10,201.14-4,118.10

Finding the Fourth Proportional to 7,392.48, 10,201.14 and 4,118.10

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Solution

The fourth proportional to 7,392.48, 10,201.14 and 4,118.10 is: 5,682.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,392.48 : 10,201.14 = 4,118.10 : x
  2. Step 2: Convert to fraction form
    7,392.48/10,201.14 = 4,118.10/x
  3. Step 3: Cross multiply
    7,392.48x = 10,201.14 × 4,118.10
  4. Step 4: Simplify right side
    7,392.48x = 42,009,314.63
  5. Step 5: Solve for x
    x = 42,009,314.63/7,392.48
  6. Step 6: Final answer
    x = 5,682.71

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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.