Home / 9,728.56-14,569.46-5,555.93

Finding the Fourth Proportional to 9,728.56, 14,569.46 and 5,555.93

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Solution

The fourth proportional to 9,728.56, 14,569.46 and 5,555.93 is: 8,320.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,728.56 : 14,569.46 = 5,555.93 : x
  2. Step 2: Convert to fraction form
    9,728.56/14,569.46 = 5,555.93/x
  3. Step 3: Cross multiply
    9,728.56x = 14,569.46 × 5,555.93
  4. Step 4: Simplify right side
    9,728.56x = 80,946,899.90
  5. Step 5: Solve for x
    x = 80,946,899.90/9,728.56
  6. Step 6: Final answer
    x = 8,320.54

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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.