Home / 10,571.40-15,824.70-6,175.80

Finding the Fourth Proportional to 10,571.40, 15,824.70 and 6,175.80

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Solution

The fourth proportional to 10,571.40, 15,824.70 and 6,175.80 is: 9,244.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,571.40 : 15,824.70 = 6,175.80 : x
  2. Step 2: Convert to fraction form
    10,571.40/15,824.70 = 6,175.80/x
  3. Step 3: Cross multiply
    10,571.40x = 15,824.70 × 6,175.80
  4. Step 4: Simplify right side
    10,571.40x = 97,730,182.26
  5. Step 5: Solve for x
    x = 97,730,182.26/10,571.40
  6. Step 6: Final answer
    x = 9,244.77

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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.