Home / 9,420.38-14,132.84-2,846.16

Finding the Fourth Proportional to 9,420.38, 14,132.84 and 2,846.16

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Solution

The fourth proportional to 9,420.38, 14,132.84 and 2,846.16 is: 4,269.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,420.38 : 14,132.84 = 2,846.16 : x
  2. Step 2: Convert to fraction form
    9,420.38/14,132.84 = 2,846.16/x
  3. Step 3: Cross multiply
    9,420.38x = 14,132.84 × 2,846.16
  4. Step 4: Simplify right side
    9,420.38x = 40,224,323.89
  5. Step 5: Solve for x
    x = 40,224,323.89/9,420.38
  6. Step 6: Final answer
    x = 4,269.93

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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.