Home / 10,840.93-14,960.78-6,125.11

Finding the Fourth Proportional to 10,840.93, 14,960.78 and 6,125.11

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Solution

The fourth proportional to 10,840.93, 14,960.78 and 6,125.11 is: 8,452.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,840.93 : 14,960.78 = 6,125.11 : x
  2. Step 2: Convert to fraction form
    10,840.93/14,960.78 = 6,125.11/x
  3. Step 3: Cross multiply
    10,840.93x = 14,960.78 × 6,125.11
  4. Step 4: Simplify right side
    10,840.93x = 91,636,423.19
  5. Step 5: Solve for x
    x = 91,636,423.19/10,840.93
  6. Step 6: Final answer
    x = 8,452.82

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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.