Home / 7,718.10-10,650.87-4,530.83

Finding the Fourth Proportional to 7,718.10, 10,650.87 and 4,530.83

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Solution

The fourth proportional to 7,718.10, 10,650.87 and 4,530.83 is: 6,252.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,718.10 : 10,650.87 = 4,530.83 : x
  2. Step 2: Convert to fraction form
    7,718.10/10,650.87 = 4,530.83/x
  3. Step 3: Cross multiply
    7,718.10x = 10,650.87 × 4,530.83
  4. Step 4: Simplify right side
    7,718.10x = 48,257,228.07
  5. Step 5: Solve for x
    x = 48,257,228.07/7,718.10
  6. Step 6: Final answer
    x = 6,252.48

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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.