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Finding the Fourth Proportional to 6,260.70, 9,390.24 and 1,877.79

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Solution

The fourth proportional to 6,260.70, 9,390.24 and 1,877.79 is: 2,816.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,260.70 : 9,390.24 = 1,877.79 : x
  2. Step 2: Convert to fraction form
    6,260.70/9,390.24 = 1,877.79/x
  3. Step 3: Cross multiply
    6,260.70x = 9,390.24 × 1,877.79
  4. Step 4: Simplify right side
    6,260.70x = 17,632,898.77
  5. Step 5: Solve for x
    x = 17,632,898.77/6,260.70
  6. Step 6: Final answer
    x = 2,816.44

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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.