Home / 10,423.70-14,384.56-5,707.98

Finding the Fourth Proportional to 10,423.70, 14,384.56 and 5,707.98

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Solution

The fourth proportional to 10,423.70, 14,384.56 and 5,707.98 is: 7,876.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,423.70 : 14,384.56 = 5,707.98 : x
  2. Step 2: Convert to fraction form
    10,423.70/14,384.56 = 5,707.98/x
  3. Step 3: Cross multiply
    10,423.70x = 14,384.56 × 5,707.98
  4. Step 4: Simplify right side
    10,423.70x = 82,106,680.33
  5. Step 5: Solve for x
    x = 82,106,680.33/10,423.70
  6. Step 6: Final answer
    x = 7,876.93

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.