Home / 9,421.60-14,132.63-2,847.76

Finding the Fourth Proportional to 9,421.60, 14,132.63 and 2,847.76

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Solution

The fourth proportional to 9,421.60, 14,132.63 and 2,847.76 is: 4,271.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,421.60 : 14,132.63 = 2,847.76 : x
  2. Step 2: Convert to fraction form
    9,421.60/14,132.63 = 2,847.76/x
  3. Step 3: Cross multiply
    9,421.60x = 14,132.63 × 2,847.76
  4. Step 4: Simplify right side
    9,421.60x = 40,246,324.17
  5. Step 5: Solve for x
    x = 40,246,324.17/9,421.60
  6. Step 6: Final answer
    x = 4,271.71

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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.