Home / 4,412.98-6,619.45-1,126.05

Finding the Fourth Proportional to 4,412.98, 6,619.45 and 1,126.05

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Solution

The fourth proportional to 4,412.98, 6,619.45 and 1,126.05 is: 1,689.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,412.98 : 6,619.45 = 1,126.05 : x
  2. Step 2: Convert to fraction form
    4,412.98/6,619.45 = 1,126.05/x
  3. Step 3: Cross multiply
    4,412.98x = 6,619.45 × 1,126.05
  4. Step 4: Simplify right side
    4,412.98x = 7,453,792.95
  5. Step 5: Solve for x
    x = 7,453,792.95/4,412.98
  6. Step 6: Final answer
    x = 1,689.06

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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.