Home / 2,911.36-4,017.01-1,652.12

Finding the Fourth Proportional to 2,911.36, 4,017.01 and 1,652.12

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Solution

The fourth proportional to 2,911.36, 4,017.01 and 1,652.12 is: 2,279.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911.36 : 4,017.01 = 1,652.12 : x
  2. Step 2: Convert to fraction form
    2,911.36/4,017.01 = 1,652.12/x
  3. Step 3: Cross multiply
    2,911.36x = 4,017.01 × 1,652.12
  4. Step 4: Simplify right side
    2,911.36x = 6,636,582.56
  5. Step 5: Solve for x
    x = 6,636,582.56/2,911.36
  6. Step 6: Final answer
    x = 2,279.55

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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.