Home / 4,630.48-6,390.60-2,767.12

Finding the Fourth Proportional to 4,630.48, 6,390.60 and 2,767.12

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Solution

The fourth proportional to 4,630.48, 6,390.60 and 2,767.12 is: 3,818.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,630.48 : 6,390.60 = 2,767.12 : x
  2. Step 2: Convert to fraction form
    4,630.48/6,390.60 = 2,767.12/x
  3. Step 3: Cross multiply
    4,630.48x = 6,390.60 × 2,767.12
  4. Step 4: Simplify right side
    4,630.48x = 17,683,557.07
  5. Step 5: Solve for x
    x = 17,683,557.07/4,630.48
  6. Step 6: Final answer
    x = 3,818.95

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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.