Home / 5,106.97-7,048.27-3,117.10

Finding the Fourth Proportional to 5,106.97, 7,048.27 and 3,117.10

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Solution

The fourth proportional to 5,106.97, 7,048.27 and 3,117.10 is: 4,302.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,106.97 : 7,048.27 = 3,117.10 : x
  2. Step 2: Convert to fraction form
    5,106.97/7,048.27 = 3,117.10/x
  3. Step 3: Cross multiply
    5,106.97x = 7,048.27 × 3,117.10
  4. Step 4: Simplify right side
    5,106.97x = 21,970,162.42
  5. Step 5: Solve for x
    x = 21,970,162.42/5,106.97
  6. Step 6: Final answer
    x = 4,302.00

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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.