Home / 10,455.58-14,434.30-8,060.32

Finding the Fourth Proportional to 10,455.58, 14,434.30 and 8,060.32

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Solution

The fourth proportional to 10,455.58, 14,434.30 and 8,060.32 is: 11,127.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,455.58 : 14,434.30 = 8,060.32 : x
  2. Step 2: Convert to fraction form
    10,455.58/14,434.30 = 8,060.32/x
  3. Step 3: Cross multiply
    10,455.58x = 14,434.30 × 8,060.32
  4. Step 4: Simplify right side
    10,455.58x = 116,345,076.98
  5. Step 5: Solve for x
    x = 116,345,076.98/10,455.58
  6. Step 6: Final answer
    x = 11,127.56

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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.