Home / 9,699.64-13,385.38-5,507.62

Finding the Fourth Proportional to 9,699.64, 13,385.38 and 5,507.62

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Solution

The fourth proportional to 9,699.64, 13,385.38 and 5,507.62 is: 7,600.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,699.64 : 13,385.38 = 5,507.62 : x
  2. Step 2: Convert to fraction form
    9,699.64/13,385.38 = 5,507.62/x
  3. Step 3: Cross multiply
    9,699.64x = 13,385.38 × 5,507.62
  4. Step 4: Simplify right side
    9,699.64x = 73,721,586.60
  5. Step 5: Solve for x
    x = 73,721,586.60/9,699.64
  6. Step 6: Final answer
    x = 7,600.45

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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.