Home / 9,646.30-13,312.42-5,397.11

Finding the Fourth Proportional to 9,646.30, 13,312.42 and 5,397.11

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Solution

The fourth proportional to 9,646.30, 13,312.42 and 5,397.11 is: 7,448.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,646.30 : 13,312.42 = 5,397.11 : x
  2. Step 2: Convert to fraction form
    9,646.30/13,312.42 = 5,397.11/x
  3. Step 3: Cross multiply
    9,646.30x = 13,312.42 × 5,397.11
  4. Step 4: Simplify right side
    9,646.30x = 71,848,527.53
  5. Step 5: Solve for x
    x = 71,848,527.53/9,646.30
  6. Step 6: Final answer
    x = 7,448.30

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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.