Home / 10,546.80-15,809.40-5,859.60

Finding the Fourth Proportional to 10,546.80, 15,809.40 and 5,859.60

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Solution

The fourth proportional to 10,546.80, 15,809.40 and 5,859.60 is: 8,783.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,546.80 : 15,809.40 = 5,859.60 : x
  2. Step 2: Convert to fraction form
    10,546.80/15,809.40 = 5,859.60/x
  3. Step 3: Cross multiply
    10,546.80x = 15,809.40 × 5,859.60
  4. Step 4: Simplify right side
    10,546.80x = 92,636,760.24
  5. Step 5: Solve for x
    x = 92,636,760.24/10,546.80
  6. Step 6: Final answer
    x = 8,783.40

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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.