Home / 4,827.72-6,661.80-3,058.68

Finding the Fourth Proportional to 4,827.72, 6,661.80 and 3,058.68

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Solution

The fourth proportional to 4,827.72, 6,661.80 and 3,058.68 is: 4,220.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,827.72 : 6,661.80 = 3,058.68 : x
  2. Step 2: Convert to fraction form
    4,827.72/6,661.80 = 3,058.68/x
  3. Step 3: Cross multiply
    4,827.72x = 6,661.80 × 3,058.68
  4. Step 4: Simplify right side
    4,827.72x = 20,376,314.42
  5. Step 5: Solve for x
    x = 20,376,314.42/4,827.72
  6. Step 6: Final answer
    x = 4,220.69

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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.