Home / 10,607.67-14,640.66-7,022.70

Finding the Fourth Proportional to 10,607.67, 14,640.66 and 7,022.70

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Solution

The fourth proportional to 10,607.67, 14,640.66 and 7,022.70 is: 9,692.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,607.67 : 14,640.66 = 7,022.70 : x
  2. Step 2: Convert to fraction form
    10,607.67/14,640.66 = 7,022.70/x
  3. Step 3: Cross multiply
    10,607.67x = 14,640.66 × 7,022.70
  4. Step 4: Simplify right side
    10,607.67x = 102,816,962.98
  5. Step 5: Solve for x
    x = 102,816,962.98/10,607.67
  6. Step 6: Final answer
    x = 9,692.70

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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.