Home / 4,650.32-6,416.77-2,660.51

Finding the Fourth Proportional to 4,650.32, 6,416.77 and 2,660.51

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Solution

The fourth proportional to 4,650.32, 6,416.77 and 2,660.51 is: 3,671.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,650.32 : 6,416.77 = 2,660.51 : x
  2. Step 2: Convert to fraction form
    4,650.32/6,416.77 = 2,660.51/x
  3. Step 3: Cross multiply
    4,650.32x = 6,416.77 × 2,660.51
  4. Step 4: Simplify right side
    4,650.32x = 17,071,842.02
  5. Step 5: Solve for x
    x = 17,071,842.02/4,650.32
  6. Step 6: Final answer
    x = 3,671.11

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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.