Home / 9,581.31-14,370.44-4,904.78

Finding the Fourth Proportional to 9,581.31, 14,370.44 and 4,904.78

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Solution

The fourth proportional to 9,581.31, 14,370.44 and 4,904.78 is: 7,356.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,581.31 : 14,370.44 = 4,904.78 : x
  2. Step 2: Convert to fraction form
    9,581.31/14,370.44 = 4,904.78/x
  3. Step 3: Cross multiply
    9,581.31x = 14,370.44 × 4,904.78
  4. Step 4: Simplify right side
    9,581.31x = 70,483,750.33
  5. Step 5: Solve for x
    x = 70,483,750.33/9,581.31
  6. Step 6: Final answer
    x = 7,356.38

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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.