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Finding the Fourth Proportional to 5,265.60, 7,898.39 and 4,944.84

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Solution

The fourth proportional to 5,265.60, 7,898.39 and 4,944.84 is: 7,417.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265.60 : 7,898.39 = 4,944.84 : x
  2. Step 2: Convert to fraction form
    5,265.60/7,898.39 = 4,944.84/x
  3. Step 3: Cross multiply
    5,265.60x = 7,898.39 × 4,944.84
  4. Step 4: Simplify right side
    5,265.60x = 39,056,274.81
  5. Step 5: Solve for x
    x = 39,056,274.81/5,265.60
  6. Step 6: Final answer
    x = 7,417.25

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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.