Home / 10,053.21-13,864.34-6,276.72

Finding the Fourth Proportional to 10,053.21, 13,864.34 and 6,276.72

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Solution

The fourth proportional to 10,053.21, 13,864.34 and 6,276.72 is: 8,656.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,053.21 : 13,864.34 = 6,276.72 : x
  2. Step 2: Convert to fraction form
    10,053.21/13,864.34 = 6,276.72/x
  3. Step 3: Cross multiply
    10,053.21x = 13,864.34 × 6,276.72
  4. Step 4: Simplify right side
    10,053.21x = 87,022,548.78
  5. Step 5: Solve for x
    x = 87,022,548.78/10,053.21
  6. Step 6: Final answer
    x = 8,656.20

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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.