Home / 7,563.30-10,433.77-4,909.74

Finding the Fourth Proportional to 7,563.30, 10,433.77 and 4,909.74

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Solution

The fourth proportional to 7,563.30, 10,433.77 and 4,909.74 is: 6,773.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,563.30 : 10,433.77 = 4,909.74 : x
  2. Step 2: Convert to fraction form
    7,563.30/10,433.77 = 4,909.74/x
  3. Step 3: Cross multiply
    7,563.30x = 10,433.77 × 4,909.74
  4. Step 4: Simplify right side
    7,563.30x = 51,227,097.92
  5. Step 5: Solve for x
    x = 51,227,097.92/7,563.30
  6. Step 6: Final answer
    x = 6,773.11

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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.