Home / 7,960.44-10,985-4,603.34

Finding the Fourth Proportional to 7,960.44, 10,985 and 4,603.34

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Solution

The fourth proportional to 7,960.44, 10,985 and 4,603.34 is: 6,352.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,960.44 : 10,985 = 4,603.34 : x
  2. Step 2: Convert to fraction form
    7,960.44/10,985 = 4,603.34/x
  3. Step 3: Cross multiply
    7,960.44x = 10,985 × 4,603.34
  4. Step 4: Simplify right side
    7,960.44x = 50,567,689.90
  5. Step 5: Solve for x
    x = 50,567,689.90/7,960.44
  6. Step 6: Final answer
    x = 6,352.37

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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.