Home / 4,818.93-6,650.29-2,665.51

Finding the Fourth Proportional to 4,818.93, 6,650.29 and 2,665.51

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Solution

The fourth proportional to 4,818.93, 6,650.29 and 2,665.51 is: 3,678.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.93 : 6,650.29 = 2,665.51 : x
  2. Step 2: Convert to fraction form
    4,818.93/6,650.29 = 2,665.51/x
  3. Step 3: Cross multiply
    4,818.93x = 6,650.29 × 2,665.51
  4. Step 4: Simplify right side
    4,818.93x = 17,726,386.21
  5. Step 5: Solve for x
    x = 17,726,386.21/4,818.93
  6. Step 6: Final answer
    x = 3,678.49

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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.