Home / 11,280.63-16,923.38-4,707.48

Finding the Fourth Proportional to 11,280.63, 16,923.38 and 4,707.48

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Solution

The fourth proportional to 11,280.63, 16,923.38 and 4,707.48 is: 7,062.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,280.63 : 16,923.38 = 4,707.48 : x
  2. Step 2: Convert to fraction form
    11,280.63/16,923.38 = 4,707.48/x
  3. Step 3: Cross multiply
    11,280.63x = 16,923.38 × 4,707.48
  4. Step 4: Simplify right side
    11,280.63x = 79,666,449.35
  5. Step 5: Solve for x
    x = 79,666,449.35/11,280.63
  6. Step 6: Final answer
    x = 7,062.23

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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.