Home / 5,397.21-7,447.77-3,038.94

Finding the Fourth Proportional to 5,397.21, 7,447.77 and 3,038.94

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Solution

The fourth proportional to 5,397.21, 7,447.77 and 3,038.94 is: 4,193.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,397.21 : 7,447.77 = 3,038.94 : x
  2. Step 2: Convert to fraction form
    5,397.21/7,447.77 = 3,038.94/x
  3. Step 3: Cross multiply
    5,397.21x = 7,447.77 × 3,038.94
  4. Step 4: Simplify right side
    5,397.21x = 22,633,326.16
  5. Step 5: Solve for x
    x = 22,633,326.16/5,397.21
  6. Step 6: Final answer
    x = 4,193.52

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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.