Home / 4,409.99-6,615.05-1,123.14

Finding the Fourth Proportional to 4,409.99, 6,615.05 and 1,123.14

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Solution

The fourth proportional to 4,409.99, 6,615.05 and 1,123.14 is: 1,684.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,409.99 : 6,615.05 = 1,123.14 : x
  2. Step 2: Convert to fraction form
    4,409.99/6,615.05 = 1,123.14/x
  3. Step 3: Cross multiply
    4,409.99x = 6,615.05 × 1,123.14
  4. Step 4: Simplify right side
    4,409.99x = 7,429,621.64
  5. Step 5: Solve for x
    x = 7,429,621.64/4,409.99
  6. Step 6: Final answer
    x = 1,684.73

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Similar ratio
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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.