Home / 9,576.14-13,216.26-5,384.40

Finding the Fourth Proportional to 9,576.14, 13,216.26 and 5,384.40

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Solution

The fourth proportional to 9,576.14, 13,216.26 and 5,384.40 is: 7,431.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,576.14 : 13,216.26 = 5,384.40 : x
  2. Step 2: Convert to fraction form
    9,576.14/13,216.26 = 5,384.40/x
  3. Step 3: Cross multiply
    9,576.14x = 13,216.26 × 5,384.40
  4. Step 4: Simplify right side
    9,576.14x = 71,161,630.34
  5. Step 5: Solve for x
    x = 71,161,630.34/9,576.14
  6. Step 6: Final answer
    x = 7,431.14

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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.