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Finding the Fourth Proportional to 6,503.36, 9,774.72 and 5,725.76

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Solution

The fourth proportional to 6,503.36, 9,774.72 and 5,725.76 is: 8,605.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,503.36 : 9,774.72 = 5,725.76 : x
  2. Step 2: Convert to fraction form
    6,503.36/9,774.72 = 5,725.76/x
  3. Step 3: Cross multiply
    6,503.36x = 9,774.72 × 5,725.76
  4. Step 4: Simplify right side
    6,503.36x = 55,967,700.79
  5. Step 5: Solve for x
    x = 55,967,700.79/6,503.36
  6. Step 6: Final answer
    x = 8,605.97

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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.