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Finding the Fourth Proportional to 7,568.10, 11,332.71 and 7,346.36

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Solution

The fourth proportional to 7,568.10, 11,332.71 and 7,346.36 is: 11,000.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,568.10 : 11,332.71 = 7,346.36 : x
  2. Step 2: Convert to fraction form
    7,568.10/11,332.71 = 7,346.36/x
  3. Step 3: Cross multiply
    7,568.10x = 11,332.71 × 7,346.36
  4. Step 4: Simplify right side
    7,568.10x = 83,254,195.77
  5. Step 5: Solve for x
    x = 83,254,195.77/7,568.10
  6. Step 6: Final answer
    x = 11,000.67

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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.