Home / 10,434.93-14,400.79-6,188.50

Finding the Fourth Proportional to 10,434.93, 14,400.79 and 6,188.50

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Solution

The fourth proportional to 10,434.93, 14,400.79 and 6,188.50 is: 8,540.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,434.93 : 14,400.79 = 6,188.50 : x
  2. Step 2: Convert to fraction form
    10,434.93/14,400.79 = 6,188.50/x
  3. Step 3: Cross multiply
    10,434.93x = 14,400.79 × 6,188.50
  4. Step 4: Simplify right side
    10,434.93x = 89,119,291.44
  5. Step 5: Solve for x
    x = 89,119,291.44/10,434.93
  6. Step 6: Final answer
    x = 8,540.48

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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.