Home / 7,553.67-10,415.94-4,720.02

Finding the Fourth Proportional to 7,553.67, 10,415.94 and 4,720.02

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Solution

The fourth proportional to 7,553.67, 10,415.94 and 4,720.02 is: 6,508.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,553.67 : 10,415.94 = 4,720.02 : x
  2. Step 2: Convert to fraction form
    7,553.67/10,415.94 = 4,720.02/x
  3. Step 3: Cross multiply
    7,553.67x = 10,415.94 × 4,720.02
  4. Step 4: Simplify right side
    7,553.67x = 49,163,445.12
  5. Step 5: Solve for x
    x = 49,163,445.12/7,553.67
  6. Step 6: Final answer
    x = 6,508.55

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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.