Home / 10,291.93-14,197.63-6,508.72

Finding the Fourth Proportional to 10,291.93, 14,197.63 and 6,508.72

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Solution

The fourth proportional to 10,291.93, 14,197.63 and 6,508.72 is: 8,978.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,291.93 : 14,197.63 = 6,508.72 : x
  2. Step 2: Convert to fraction form
    10,291.93/14,197.63 = 6,508.72/x
  3. Step 3: Cross multiply
    10,291.93x = 14,197.63 × 6,508.72
  4. Step 4: Simplify right side
    10,291.93x = 92,408,398.33
  5. Step 5: Solve for x
    x = 92,408,398.33/10,291.93
  6. Step 6: Final answer
    x = 8,978.72

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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.