Home / 1,598.24-2,396.55-731.81

Finding the Fourth Proportional to 1,598.24, 2,396.55 and 731.81

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Solution

The fourth proportional to 1,598.24, 2,396.55 and 731.81 is: 1,097.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,598.24 : 2,396.55 = 731.81 : x
  2. Step 2: Convert to fraction form
    1,598.24/2,396.55 = 731.81/x
  3. Step 3: Cross multiply
    1,598.24x = 2,396.55 × 731.81
  4. Step 4: Simplify right side
    1,598.24x = 1,753,827.99
  5. Step 5: Solve for x
    x = 1,753,827.99/1,598.24
  6. Step 6: Final answer
    x = 1,097.35

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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.