Home / 10,709.11-14,778.66-6,235.48

Finding the Fourth Proportional to 10,709.11, 14,778.66 and 6,235.48

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Solution

The fourth proportional to 10,709.11, 14,778.66 and 6,235.48 is: 8,605.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,709.11 : 14,778.66 = 6,235.48 : x
  2. Step 2: Convert to fraction form
    10,709.11/14,778.66 = 6,235.48/x
  3. Step 3: Cross multiply
    10,709.11x = 14,778.66 × 6,235.48
  4. Step 4: Simplify right side
    10,709.11x = 92,152,038.86
  5. Step 5: Solve for x
    x = 92,152,038.86/10,709.11
  6. Step 6: Final answer
    x = 8,605.01

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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.