Home / 2,923.04-4,384.56-731.77

Finding the Fourth Proportional to 2,923.04, 4,384.56 and 731.77

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Solution

The fourth proportional to 2,923.04, 4,384.56 and 731.77 is: 1,097.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,923.04 : 4,384.56 = 731.77 : x
  2. Step 2: Convert to fraction form
    2,923.04/4,384.56 = 731.77/x
  3. Step 3: Cross multiply
    2,923.04x = 4,384.56 × 731.77
  4. Step 4: Simplify right side
    2,923.04x = 3,208,498.21
  5. Step 5: Solve for x
    x = 3,208,498.21/2,923.04
  6. Step 6: Final answer
    x = 1,097.66

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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.