Home / 4,698.47-6,469.13-3,988.84

Finding the Fourth Proportional to 4,698.47, 6,469.13 and 3,988.84

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Solution

The fourth proportional to 4,698.47, 6,469.13 and 3,988.84 is: 5,492.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,698.47 : 6,469.13 = 3,988.84 : x
  2. Step 2: Convert to fraction form
    4,698.47/6,469.13 = 3,988.84/x
  3. Step 3: Cross multiply
    4,698.47x = 6,469.13 × 3,988.84
  4. Step 4: Simplify right side
    4,698.47x = 25,804,324.51
  5. Step 5: Solve for x
    x = 25,804,324.51/4,698.47
  6. Step 6: Final answer
    x = 5,492.07

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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.