Home / 10,644.19-14,687.87-6,555.34

Finding the Fourth Proportional to 10,644.19, 14,687.87 and 6,555.34

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Solution

The fourth proportional to 10,644.19, 14,687.87 and 6,555.34 is: 9,045.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,644.19 : 14,687.87 = 6,555.34 : x
  2. Step 2: Convert to fraction form
    10,644.19/14,687.87 = 6,555.34/x
  3. Step 3: Cross multiply
    10,644.19x = 14,687.87 × 6,555.34
  4. Step 4: Simplify right side
    10,644.19x = 96,283,936.81
  5. Step 5: Solve for x
    x = 96,283,936.81/10,644.19
  6. Step 6: Final answer
    x = 9,045.68

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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.