Home / 7,440.19-11,152.76-4,668.81

Finding the Fourth Proportional to 7,440.19, 11,152.76 and 4,668.81

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Solution

The fourth proportional to 7,440.19, 11,152.76 and 4,668.81 is: 6,998.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,440.19 : 11,152.76 = 4,668.81 : x
  2. Step 2: Convert to fraction form
    7,440.19/11,152.76 = 4,668.81/x
  3. Step 3: Cross multiply
    7,440.19x = 11,152.76 × 4,668.81
  4. Step 4: Simplify right side
    7,440.19x = 52,070,052.25
  5. Step 5: Solve for x
    x = 52,070,052.25/7,440.19
  6. Step 6: Final answer
    x = 6,998.49

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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.