Home / 11,280.60-16,923.60-4,703.40

Finding the Fourth Proportional to 11,280.60, 16,923.60 and 4,703.40

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Solution

The fourth proportional to 11,280.60, 16,923.60 and 4,703.40 is: 7,056.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,280.60 : 16,923.60 = 4,703.40 : x
  2. Step 2: Convert to fraction form
    11,280.60/16,923.60 = 4,703.40/x
  3. Step 3: Cross multiply
    11,280.60x = 16,923.60 × 4,703.40
  4. Step 4: Simplify right side
    11,280.60x = 79,598,460.24
  5. Step 5: Solve for x
    x = 79,598,460.24/11,280.60
  6. Step 6: Final answer
    x = 7,056.23

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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.