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Finding the Fourth Proportional to 6,352.19, 8,765.19 and 3,663.51

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Solution

The fourth proportional to 6,352.19, 8,765.19 and 3,663.51 is: 5,055.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,352.19 : 8,765.19 = 3,663.51 : x
  2. Step 2: Convert to fraction form
    6,352.19/8,765.19 = 3,663.51/x
  3. Step 3: Cross multiply
    6,352.19x = 8,765.19 × 3,663.51
  4. Step 4: Simplify right side
    6,352.19x = 32,111,299.07
  5. Step 5: Solve for x
    x = 32,111,299.07/6,352.19
  6. Step 6: Final answer
    x = 5,055.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.