Home / 10,173.47-15,260.81-3,154.14

Finding the Fourth Proportional to 10,173.47, 15,260.81 and 3,154.14

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Solution

The fourth proportional to 10,173.47, 15,260.81 and 3,154.14 is: 4,731.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,173.47 : 15,260.81 = 3,154.14 : x
  2. Step 2: Convert to fraction form
    10,173.47/15,260.81 = 3,154.14/x
  3. Step 3: Cross multiply
    10,173.47x = 15,260.81 × 3,154.14
  4. Step 4: Simplify right side
    10,173.47x = 48,134,715.48
  5. Step 5: Solve for x
    x = 48,134,715.48/10,173.47
  6. Step 6: Final answer
    x = 4,731.40

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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.