Home / 10,373.38-14,315.26-5,657.69

Finding the Fourth Proportional to 10,373.38, 14,315.26 and 5,657.69

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Solution

The fourth proportional to 10,373.38, 14,315.26 and 5,657.69 is: 7,807.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,373.38 : 14,315.26 = 5,657.69 : x
  2. Step 2: Convert to fraction form
    10,373.38/14,315.26 = 5,657.69/x
  3. Step 3: Cross multiply
    10,373.38x = 14,315.26 × 5,657.69
  4. Step 4: Simplify right side
    10,373.38x = 80,991,303.35
  5. Step 5: Solve for x
    x = 80,991,303.35/10,373.38
  6. Step 6: Final answer
    x = 7,807.61

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Half scale
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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.