Home / 10,441.40-14,409.24-5,661.35

Finding the Fourth Proportional to 10,441.40, 14,409.24 and 5,661.35

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Solution

The fourth proportional to 10,441.40, 14,409.24 and 5,661.35 is: 7,812.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,441.40 : 14,409.24 = 5,661.35 : x
  2. Step 2: Convert to fraction form
    10,441.40/14,409.24 = 5,661.35/x
  3. Step 3: Cross multiply
    10,441.40x = 14,409.24 × 5,661.35
  4. Step 4: Simplify right side
    10,441.40x = 81,575,772.74
  5. Step 5: Solve for x
    x = 81,575,772.74/10,441.40
  6. Step 6: Final answer
    x = 7,812.73

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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.