Home / 11,140.47-15,373.62-6,104.45

Finding the Fourth Proportional to 11,140.47, 15,373.62 and 6,104.45

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Solution

The fourth proportional to 11,140.47, 15,373.62 and 6,104.45 is: 8,424.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,140.47 : 15,373.62 = 6,104.45 : x
  2. Step 2: Convert to fraction form
    11,140.47/15,373.62 = 6,104.45/x
  3. Step 3: Cross multiply
    11,140.47x = 15,373.62 × 6,104.45
  4. Step 4: Simplify right side
    11,140.47x = 93,847,533.04
  5. Step 5: Solve for x
    x = 93,847,533.04/11,140.47
  6. Step 6: Final answer
    x = 8,424.02

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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.