Home / 9,631.08-13,291.02-5,439.42

Finding the Fourth Proportional to 9,631.08, 13,291.02 and 5,439.42

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Solution

The fourth proportional to 9,631.08, 13,291.02 and 5,439.42 is: 7,506.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,631.08 : 13,291.02 = 5,439.42 : x
  2. Step 2: Convert to fraction form
    9,631.08/13,291.02 = 5,439.42/x
  3. Step 3: Cross multiply
    9,631.08x = 13,291.02 × 5,439.42
  4. Step 4: Simplify right side
    9,631.08x = 72,295,440.01
  5. Step 5: Solve for x
    x = 72,295,440.01/9,631.08
  6. Step 6: Final answer
    x = 7,506.47

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