Home / 4,875.60-6,717.84-4,076.16

Finding the Fourth Proportional to 4,875.60, 6,717.84 and 4,076.16

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Solution

The fourth proportional to 4,875.60, 6,717.84 and 4,076.16 is: 5,616.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,875.60 : 6,717.84 = 4,076.16 : x
  2. Step 2: Convert to fraction form
    4,875.60/6,717.84 = 4,076.16/x
  3. Step 3: Cross multiply
    4,875.60x = 6,717.84 × 4,076.16
  4. Step 4: Simplify right side
    4,875.60x = 27,382,990.69
  5. Step 5: Solve for x
    x = 27,382,990.69/4,875.60
  6. Step 6: Final answer
    x = 5,616.33

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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.