Home / 5,006.80-6,914.96-3,886.01

Finding the Fourth Proportional to 5,006.80, 6,914.96 and 3,886.01

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Solution

The fourth proportional to 5,006.80, 6,914.96 and 3,886.01 is: 5,367.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,006.80 : 6,914.96 = 3,886.01 : x
  2. Step 2: Convert to fraction form
    5,006.80/6,914.96 = 3,886.01/x
  3. Step 3: Cross multiply
    5,006.80x = 6,914.96 × 3,886.01
  4. Step 4: Simplify right side
    5,006.80x = 26,871,603.71
  5. Step 5: Solve for x
    x = 26,871,603.71/5,006.80
  6. Step 6: Final answer
    x = 5,367.02

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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.