Home / 9,420.20-14,132.55-2,846.45

Finding the Fourth Proportional to 9,420.20, 14,132.55 and 2,846.45

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Solution

The fourth proportional to 9,420.20, 14,132.55 and 2,846.45 is: 4,270.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,420.20 : 14,132.55 = 2,846.45 : x
  2. Step 2: Convert to fraction form
    9,420.20/14,132.55 = 2,846.45/x
  3. Step 3: Cross multiply
    9,420.20x = 14,132.55 × 2,846.45
  4. Step 4: Simplify right side
    9,420.20x = 40,227,596.95
  5. Step 5: Solve for x
    x = 40,227,596.95/9,420.20
  6. Step 6: Final answer
    x = 4,270.35

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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.