Home / 7,755.10-10,701.80-4,398.22

Finding the Fourth Proportional to 7,755.10, 10,701.80 and 4,398.22

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Solution

The fourth proportional to 7,755.10, 10,701.80 and 4,398.22 is: 6,069.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,755.10 : 10,701.80 = 4,398.22 : x
  2. Step 2: Convert to fraction form
    7,755.10/10,701.80 = 4,398.22/x
  3. Step 3: Cross multiply
    7,755.10x = 10,701.80 × 4,398.22
  4. Step 4: Simplify right side
    7,755.10x = 47,068,870.80
  5. Step 5: Solve for x
    x = 47,068,870.80/7,755.10
  6. Step 6: Final answer
    x = 6,069.41

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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.