Home / 7,675.49-11,457.20-6,586.85

Finding the Fourth Proportional to 7,675.49, 11,457.20 and 6,586.85

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Solution

The fourth proportional to 7,675.49, 11,457.20 and 6,586.85 is: 9,832.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,675.49 : 11,457.20 = 6,586.85 : x
  2. Step 2: Convert to fraction form
    7,675.49/11,457.20 = 6,586.85/x
  3. Step 3: Cross multiply
    7,675.49x = 11,457.20 × 6,586.85
  4. Step 4: Simplify right side
    7,675.49x = 75,466,767.60
  5. Step 5: Solve for x
    x = 75,466,767.60/7,675.49
  6. Step 6: Final answer
    x = 9,832.18

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.