Home / 2,196.74-3,030.11-1,533.35

Finding the Fourth Proportional to 2,196.74, 3,030.11 and 1,533.35

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Solution

The fourth proportional to 2,196.74, 3,030.11 and 1,533.35 is: 2,115.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,196.74 : 3,030.11 = 1,533.35 : x
  2. Step 2: Convert to fraction form
    2,196.74/3,030.11 = 1,533.35/x
  3. Step 3: Cross multiply
    2,196.74x = 3,030.11 × 1,533.35
  4. Step 4: Simplify right side
    2,196.74x = 4,646,219.08
  5. Step 5: Solve for x
    x = 4,646,219.08/2,196.74
  6. Step 6: Final answer
    x = 2,115.05

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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.