Home / 5,415.34-8,124.23-1,952.59

Finding the Fourth Proportional to 5,415.34, 8,124.23 and 1,952.59

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Solution

The fourth proportional to 5,415.34, 8,124.23 and 1,952.59 is: 2,929.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,415.34 : 8,124.23 = 1,952.59 : x
  2. Step 2: Convert to fraction form
    5,415.34/8,124.23 = 1,952.59/x
  3. Step 3: Cross multiply
    5,415.34x = 8,124.23 × 1,952.59
  4. Step 4: Simplify right side
    5,415.34x = 15,863,290.26
  5. Step 5: Solve for x
    x = 15,863,290.26/5,415.34
  6. Step 6: Final answer
    x = 2,929.32

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1.5x scale

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.