Home / 7,995.65-11,037.04-6,289.74

Finding the Fourth Proportional to 7,995.65, 11,037.04 and 6,289.74

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Solution

The fourth proportional to 7,995.65, 11,037.04 and 6,289.74 is: 8,682.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,995.65 : 11,037.04 = 6,289.74 : x
  2. Step 2: Convert to fraction form
    7,995.65/11,037.04 = 6,289.74/x
  3. Step 3: Cross multiply
    7,995.65x = 11,037.04 × 6,289.74
  4. Step 4: Simplify right side
    7,995.65x = 69,420,096.25
  5. Step 5: Solve for x
    x = 69,420,096.25/7,995.65
  6. Step 6: Final answer
    x = 8,682.24

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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.