Home / 7,859.93-10,847.61-4,503.83

Finding the Fourth Proportional to 7,859.93, 10,847.61 and 4,503.83

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Solution

The fourth proportional to 7,859.93, 10,847.61 and 4,503.83 is: 6,215.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,859.93 : 10,847.61 = 4,503.83 : x
  2. Step 2: Convert to fraction form
    7,859.93/10,847.61 = 4,503.83/x
  3. Step 3: Cross multiply
    7,859.93x = 10,847.61 × 4,503.83
  4. Step 4: Simplify right side
    7,859.93x = 48,855,737.11
  5. Step 5: Solve for x
    x = 48,855,737.11/7,859.93
  6. Step 6: Final answer
    x = 6,215.80

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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.