Home / 3,368.32-5,045.54-1,977.44

Finding the Fourth Proportional to 3,368.32, 5,045.54 and 1,977.44

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Solution

The fourth proportional to 3,368.32, 5,045.54 and 1,977.44 is: 2,962.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,368.32 : 5,045.54 = 1,977.44 : x
  2. Step 2: Convert to fraction form
    3,368.32/5,045.54 = 1,977.44/x
  3. Step 3: Cross multiply
    3,368.32x = 5,045.54 × 1,977.44
  4. Step 4: Simplify right side
    3,368.32x = 9,977,217.50
  5. Step 5: Solve for x
    x = 9,977,217.50/3,368.32
  6. Step 6: Final answer
    x = 2,962.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.