Home / 5,357.28-8,036.23-2,070.39

Finding the Fourth Proportional to 5,357.28, 8,036.23 and 2,070.39

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Solution

The fourth proportional to 5,357.28, 8,036.23 and 2,070.39 is: 3,105.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,357.28 : 8,036.23 = 2,070.39 : x
  2. Step 2: Convert to fraction form
    5,357.28/8,036.23 = 2,070.39/x
  3. Step 3: Cross multiply
    5,357.28x = 8,036.23 × 2,070.39
  4. Step 4: Simplify right side
    5,357.28x = 16,638,130.23
  5. Step 5: Solve for x
    x = 16,638,130.23/5,357.28
  6. Step 6: Final answer
    x = 3,105.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.