Home / 3,307.32-4,961.43-1,554.12

Finding the Fourth Proportional to 3,307.32, 4,961.43 and 1,554.12

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Solution

The fourth proportional to 3,307.32, 4,961.43 and 1,554.12 is: 2,331.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,307.32 : 4,961.43 = 1,554.12 : x
  2. Step 2: Convert to fraction form
    3,307.32/4,961.43 = 1,554.12/x
  3. Step 3: Cross multiply
    3,307.32x = 4,961.43 × 1,554.12
  4. Step 4: Simplify right side
    3,307.32x = 7,710,657.59
  5. Step 5: Solve for x
    x = 7,710,657.59/3,307.32
  6. Step 6: Final answer
    x = 2,331.39

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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.