Home / 10,623.60-15,928.20-4,048.80

Finding the Fourth Proportional to 10,623.60, 15,928.20 and 4,048.80

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Solution

The fourth proportional to 10,623.60, 15,928.20 and 4,048.80 is: 6,070.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,623.60 : 15,928.20 = 4,048.80 : x
  2. Step 2: Convert to fraction form
    10,623.60/15,928.20 = 4,048.80/x
  3. Step 3: Cross multiply
    10,623.60x = 15,928.20 × 4,048.80
  4. Step 4: Simplify right side
    10,623.60x = 64,490,096.16
  5. Step 5: Solve for x
    x = 64,490,096.16/10,623.60
  6. Step 6: Final answer
    x = 6,070.46

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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.