Home / 2,833.18-3,909.93-1,574.35

Finding the Fourth Proportional to 2,833.18, 3,909.93 and 1,574.35

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Solution

The fourth proportional to 2,833.18, 3,909.93 and 1,574.35 is: 2,172.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,833.18 : 3,909.93 = 1,574.35 : x
  2. Step 2: Convert to fraction form
    2,833.18/3,909.93 = 1,574.35/x
  3. Step 3: Cross multiply
    2,833.18x = 3,909.93 × 1,574.35
  4. Step 4: Simplify right side
    2,833.18x = 6,155,598.30
  5. Step 5: Solve for x
    x = 6,155,598.30/2,833.18
  6. Step 6: Final answer
    x = 2,172.68

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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.