Home / 10,588.80-14,613.12-6,112.56

Finding the Fourth Proportional to 10,588.80, 14,613.12 and 6,112.56

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Solution

The fourth proportional to 10,588.80, 14,613.12 and 6,112.56 is: 8,435.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,588.80 : 14,613.12 = 6,112.56 : x
  2. Step 2: Convert to fraction form
    10,588.80/14,613.12 = 6,112.56/x
  3. Step 3: Cross multiply
    10,588.80x = 14,613.12 × 6,112.56
  4. Step 4: Simplify right side
    10,588.80x = 89,323,572.79
  5. Step 5: Solve for x
    x = 89,323,572.79/10,588.80
  6. Step 6: Final answer
    x = 8,435.67

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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.