Home / 4,808.48-6,635.76-2,818.53

Finding the Fourth Proportional to 4,808.48, 6,635.76 and 2,818.53

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Solution

The fourth proportional to 4,808.48, 6,635.76 and 2,818.53 is: 3,889.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,808.48 : 6,635.76 = 2,818.53 : x
  2. Step 2: Convert to fraction form
    4,808.48/6,635.76 = 2,818.53/x
  3. Step 3: Cross multiply
    4,808.48x = 6,635.76 × 2,818.53
  4. Step 4: Simplify right side
    4,808.48x = 18,703,088.63
  5. Step 5: Solve for x
    x = 18,703,088.63/4,808.48
  6. Step 6: Final answer
    x = 3,889.61

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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.