Home / 9,420.68-14,132.51-2,846.05

Finding the Fourth Proportional to 9,420.68, 14,132.51 and 2,846.05

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Solution

The fourth proportional to 9,420.68, 14,132.51 and 2,846.05 is: 4,269.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,420.68 : 14,132.51 = 2,846.05 : x
  2. Step 2: Convert to fraction form
    9,420.68/14,132.51 = 2,846.05/x
  3. Step 3: Cross multiply
    9,420.68x = 14,132.51 × 2,846.05
  4. Step 4: Simplify right side
    9,420.68x = 40,221,830.09
  5. Step 5: Solve for x
    x = 40,221,830.09/9,420.68
  6. Step 6: Final answer
    x = 4,269.53

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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.