Home / 10,364.46-14,302.83-6,115.50

Finding the Fourth Proportional to 10,364.46, 14,302.83 and 6,115.50

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Solution

The fourth proportional to 10,364.46, 14,302.83 and 6,115.50 is: 8,439.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,364.46 : 14,302.83 = 6,115.50 : x
  2. Step 2: Convert to fraction form
    10,364.46/14,302.83 = 6,115.50/x
  3. Step 3: Cross multiply
    10,364.46x = 14,302.83 × 6,115.50
  4. Step 4: Simplify right side
    10,364.46x = 87,468,945.40
  5. Step 5: Solve for x
    x = 87,468,945.40/10,364.46
  6. Step 6: Final answer
    x = 8,439.32

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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.