Home / 7,990.53-11,025.86-4,846.11

Finding the Fourth Proportional to 7,990.53, 11,025.86 and 4,846.11

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Solution

The fourth proportional to 7,990.53, 11,025.86 and 4,846.11 is: 6,686.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,990.53 : 11,025.86 = 4,846.11 : x
  2. Step 2: Convert to fraction form
    7,990.53/11,025.86 = 4,846.11/x
  3. Step 3: Cross multiply
    7,990.53x = 11,025.86 × 4,846.11
  4. Step 4: Simplify right side
    7,990.53x = 53,432,530.40
  5. Step 5: Solve for x
    x = 53,432,530.40/7,990.53
  6. Step 6: Final answer
    x = 6,686.98

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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.