Home / 7,718.08-10,650.48-4,733.92

Finding the Fourth Proportional to 7,718.08, 10,650.48 and 4,733.92

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Solution

The fourth proportional to 7,718.08, 10,650.48 and 4,733.92 is: 6,532.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,718.08 : 10,650.48 = 4,733.92 : x
  2. Step 2: Convert to fraction form
    7,718.08/10,650.48 = 4,733.92/x
  3. Step 3: Cross multiply
    7,718.08x = 10,650.48 × 4,733.92
  4. Step 4: Simplify right side
    7,718.08x = 50,418,520.28
  5. Step 5: Solve for x
    x = 50,418,520.28/7,718.08
  6. Step 6: Final answer
    x = 6,532.52

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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.