Home / 10,373.70-14,315.67-5,657.94

Finding the Fourth Proportional to 10,373.70, 14,315.67 and 5,657.94

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Solution

The fourth proportional to 10,373.70, 14,315.67 and 5,657.94 is: 7,807.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,373.70 : 14,315.67 = 5,657.94 : x
  2. Step 2: Convert to fraction form
    10,373.70/14,315.67 = 5,657.94/x
  3. Step 3: Cross multiply
    10,373.70x = 14,315.67 × 5,657.94
  4. Step 4: Simplify right side
    10,373.70x = 80,997,201.92
  5. Step 5: Solve for x
    x = 80,997,201.92/10,373.70
  6. Step 6: Final answer
    x = 7,807.94

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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.