Home / 10,263.81-14,157.31-7,077.24

Finding the Fourth Proportional to 10,263.81, 14,157.31 and 7,077.24

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Solution

The fourth proportional to 10,263.81, 14,157.31 and 7,077.24 is: 9,761.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,263.81 : 14,157.31 = 7,077.24 : x
  2. Step 2: Convert to fraction form
    10,263.81/14,157.31 = 7,077.24/x
  3. Step 3: Cross multiply
    10,263.81x = 14,157.31 × 7,077.24
  4. Step 4: Simplify right side
    10,263.81x = 100,194,680.62
  5. Step 5: Solve for x
    x = 100,194,680.62/10,263.81
  6. Step 6: Final answer
    x = 9,761.94

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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.