Home / 4,387.07-6,055.26-2,817.90

Finding the Fourth Proportional to 4,387.07, 6,055.26 and 2,817.90

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Solution

The fourth proportional to 4,387.07, 6,055.26 and 2,817.90 is: 3,889.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,387.07 : 6,055.26 = 2,817.90 : x
  2. Step 2: Convert to fraction form
    4,387.07/6,055.26 = 2,817.90/x
  3. Step 3: Cross multiply
    4,387.07x = 6,055.26 × 2,817.90
  4. Step 4: Simplify right side
    4,387.07x = 17,063,117.15
  5. Step 5: Solve for x
    x = 17,063,117.15/4,387.07
  6. Step 6: Final answer
    x = 3,889.41

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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.