Home / 9,551.35-13,180.81-5,302.46

Finding the Fourth Proportional to 9,551.35, 13,180.81 and 5,302.46

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Solution

The fourth proportional to 9,551.35, 13,180.81 and 5,302.46 is: 7,317.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,551.35 : 13,180.81 = 5,302.46 : x
  2. Step 2: Convert to fraction form
    9,551.35/13,180.81 = 5,302.46/x
  3. Step 3: Cross multiply
    9,551.35x = 13,180.81 × 5,302.46
  4. Step 4: Simplify right side
    9,551.35x = 69,890,717.79
  5. Step 5: Solve for x
    x = 69,890,717.79/9,551.35
  6. Step 6: Final answer
    x = 7,317.37

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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.