Home / 4,923.41-7,389.27-2,152.31

Finding the Fourth Proportional to 4,923.41, 7,389.27 and 2,152.31

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Solution

The fourth proportional to 4,923.41, 7,389.27 and 2,152.31 is: 3,230.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,923.41 : 7,389.27 = 2,152.31 : x
  2. Step 2: Convert to fraction form
    4,923.41/7,389.27 = 2,152.31/x
  3. Step 3: Cross multiply
    4,923.41x = 7,389.27 × 2,152.31
  4. Step 4: Simplify right side
    4,923.41x = 15,903,962.77
  5. Step 5: Solve for x
    x = 15,903,962.77/4,923.41
  6. Step 6: Final answer
    x = 3,230.28

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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.