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Finding the Fourth Proportional to 2,975.05, 4,465.48 and 2,484.60

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Solution

The fourth proportional to 2,975.05, 4,465.48 and 2,484.60 is: 3,729.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,975.05 : 4,465.48 = 2,484.60 : x
  2. Step 2: Convert to fraction form
    2,975.05/4,465.48 = 2,484.60/x
  3. Step 3: Cross multiply
    2,975.05x = 4,465.48 × 2,484.60
  4. Step 4: Simplify right side
    2,975.05x = 11,094,931.61
  5. Step 5: Solve for x
    x = 11,094,931.61/2,975.05
  6. Step 6: Final answer
    x = 3,729.33

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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.