Home / 9,581.70-14,383.35-7,400.10

Finding the Fourth Proportional to 9,581.70, 14,383.35 and 7,400.10

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Solution

The fourth proportional to 9,581.70, 14,383.35 and 7,400.10 is: 11,108.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,581.70 : 14,383.35 = 7,400.10 : x
  2. Step 2: Convert to fraction form
    9,581.70/14,383.35 = 7,400.10/x
  3. Step 3: Cross multiply
    9,581.70x = 14,383.35 × 7,400.10
  4. Step 4: Simplify right side
    9,581.70x = 106,438,228.34
  5. Step 5: Solve for x
    x = 106,438,228.34/9,581.70
  6. Step 6: Final answer
    x = 11,108.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.