Home / 2,041.04-2,816.64-1,109.54

Finding the Fourth Proportional to 2,041.04, 2,816.64 and 1,109.54

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Solution

The fourth proportional to 2,041.04, 2,816.64 and 1,109.54 is: 1,531.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,041.04 : 2,816.64 = 1,109.54 : x
  2. Step 2: Convert to fraction form
    2,041.04/2,816.64 = 1,109.54/x
  3. Step 3: Cross multiply
    2,041.04x = 2,816.64 × 1,109.54
  4. Step 4: Simplify right side
    2,041.04x = 3,125,181.79
  5. Step 5: Solve for x
    x = 3,125,181.79/2,041.04
  6. Step 6: Final answer
    x = 1,531.17

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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.