Home / 2,035.21-2,808.65-1,150.99

Finding the Fourth Proportional to 2,035.21, 2,808.65 and 1,150.99

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Solution

The fourth proportional to 2,035.21, 2,808.65 and 1,150.99 is: 1,588.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,035.21 : 2,808.65 = 1,150.99 : x
  2. Step 2: Convert to fraction form
    2,035.21/2,808.65 = 1,150.99/x
  3. Step 3: Cross multiply
    2,035.21x = 2,808.65 × 1,150.99
  4. Step 4: Simplify right side
    2,035.21x = 3,232,730.14
  5. Step 5: Solve for x
    x = 3,232,730.14/2,035.21
  6. Step 6: Final answer
    x = 1,588.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.