Home / 7,603.22-10,489.98-4,245.50

Finding the Fourth Proportional to 7,603.22, 10,489.98 and 4,245.50

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Solution

The fourth proportional to 7,603.22, 10,489.98 and 4,245.50 is: 5,857.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,603.22 : 10,489.98 = 4,245.50 : x
  2. Step 2: Convert to fraction form
    7,603.22/10,489.98 = 4,245.50/x
  3. Step 3: Cross multiply
    7,603.22x = 10,489.98 × 4,245.50
  4. Step 4: Simplify right side
    7,603.22x = 44,535,210.09
  5. Step 5: Solve for x
    x = 44,535,210.09/7,603.22
  6. Step 6: Final answer
    x = 5,857.41

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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.