Home / 10,572.70-14,595.16-9,131.33

Finding the Fourth Proportional to 10,572.70, 14,595.16 and 9,131.33

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Solution

The fourth proportional to 10,572.70, 14,595.16 and 9,131.33 is: 12,605.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,572.70 : 14,595.16 = 9,131.33 : x
  2. Step 2: Convert to fraction form
    10,572.70/14,595.16 = 9,131.33/x
  3. Step 3: Cross multiply
    10,572.70x = 14,595.16 × 9,131.33
  4. Step 4: Simplify right side
    10,572.70x = 133,273,157.57
  5. Step 5: Solve for x
    x = 133,273,157.57/10,572.70
  6. Step 6: Final answer
    x = 12,605.41

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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.