Home / 9,426.96-14,143.06-2,853.20

Finding the Fourth Proportional to 9,426.96, 14,143.06 and 2,853.20

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Solution

The fourth proportional to 9,426.96, 14,143.06 and 2,853.20 is: 4,280.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,426.96 : 14,143.06 = 2,853.20 : x
  2. Step 2: Convert to fraction form
    9,426.96/14,143.06 = 2,853.20/x
  3. Step 3: Cross multiply
    9,426.96x = 14,143.06 × 2,853.20
  4. Step 4: Simplify right side
    9,426.96x = 40,352,978.79
  5. Step 5: Solve for x
    x = 40,352,978.79/9,426.96
  6. Step 6: Final answer
    x = 4,280.59

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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.