Home / 10,543.36-14,549.84-6,351.68

Finding the Fourth Proportional to 10,543.36, 14,549.84 and 6,351.68

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Solution

The fourth proportional to 10,543.36, 14,549.84 and 6,351.68 is: 8,765.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,543.36 : 14,549.84 = 6,351.68 : x
  2. Step 2: Convert to fraction form
    10,543.36/14,549.84 = 6,351.68/x
  3. Step 3: Cross multiply
    10,543.36x = 14,549.84 × 6,351.68
  4. Step 4: Simplify right side
    10,543.36x = 92,415,927.73
  5. Step 5: Solve for x
    x = 92,415,927.73/10,543.36
  6. Step 6: Final answer
    x = 8,765.32

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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.