Home / 10,446.17-14,415.44-5,665.91

Finding the Fourth Proportional to 10,446.17, 14,415.44 and 5,665.91

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Solution

The fourth proportional to 10,446.17, 14,415.44 and 5,665.91 is: 7,818.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,446.17 : 14,415.44 = 5,665.91 : x
  2. Step 2: Convert to fraction form
    10,446.17/14,415.44 = 5,665.91/x
  3. Step 3: Cross multiply
    10,446.17x = 14,415.44 × 5,665.91
  4. Step 4: Simplify right side
    10,446.17x = 81,676,485.24
  5. Step 5: Solve for x
    x = 81,676,485.24/10,446.17
  6. Step 6: Final answer
    x = 7,818.80

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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.