Home / 7,607.87-10,500.61-4,950.66

Finding the Fourth Proportional to 7,607.87, 10,500.61 and 4,950.66

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Solution

The fourth proportional to 7,607.87, 10,500.61 and 4,950.66 is: 6,833.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,607.87 : 10,500.61 = 4,950.66 : x
  2. Step 2: Convert to fraction form
    7,607.87/10,500.61 = 4,950.66/x
  3. Step 3: Cross multiply
    7,607.87x = 10,500.61 × 4,950.66
  4. Step 4: Simplify right side
    7,607.87x = 51,984,937.53
  5. Step 5: Solve for x
    x = 51,984,937.53/7,607.87
  6. Step 6: Final answer
    x = 6,833.05

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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.