Home / 9,065.70-13,576.65-5,158.26

Finding the Fourth Proportional to 9,065.70, 13,576.65 and 5,158.26

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Solution

The fourth proportional to 9,065.70, 13,576.65 and 5,158.26 is: 7,724.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,065.70 : 13,576.65 = 5,158.26 : x
  2. Step 2: Convert to fraction form
    9,065.70/13,576.65 = 5,158.26/x
  3. Step 3: Cross multiply
    9,065.70x = 13,576.65 × 5,158.26
  4. Step 4: Simplify right side
    9,065.70x = 70,031,890.63
  5. Step 5: Solve for x
    x = 70,031,890.63/9,065.70
  6. Step 6: Final answer
    x = 7,724.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.