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Finding the Fourth Proportional to 7,504.68, 11,244.72 and 5,302.65

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Solution

The fourth proportional to 7,504.68, 11,244.72 and 5,302.65 is: 7,945.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,504.68 : 11,244.72 = 5,302.65 : x
  2. Step 2: Convert to fraction form
    7,504.68/11,244.72 = 5,302.65/x
  3. Step 3: Cross multiply
    7,504.68x = 11,244.72 × 5,302.65
  4. Step 4: Simplify right side
    7,504.68x = 59,626,814.51
  5. Step 5: Solve for x
    x = 59,626,814.51/7,504.68
  6. Step 6: Final answer
    x = 7,945.28

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Double scale
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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.