Home / 4,851.88-6,688.81-4,102.83

Finding the Fourth Proportional to 4,851.88, 6,688.81 and 4,102.83

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Solution

The fourth proportional to 4,851.88, 6,688.81 and 4,102.83 is: 5,656.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,851.88 : 6,688.81 = 4,102.83 : x
  2. Step 2: Convert to fraction form
    4,851.88/6,688.81 = 4,102.83/x
  3. Step 3: Cross multiply
    4,851.88x = 6,688.81 × 4,102.83
  4. Step 4: Simplify right side
    4,851.88x = 27,443,055.46
  5. Step 5: Solve for x
    x = 27,443,055.46/4,851.88
  6. Step 6: Final answer
    x = 5,656.17

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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.