Home / 9,622.40-14,433.60-4,438.40

Finding the Fourth Proportional to 9,622.40, 14,433.60 and 4,438.40

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Solution

The fourth proportional to 9,622.40, 14,433.60 and 4,438.40 is: 6,657.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,622.40 : 14,433.60 = 4,438.40 : x
  2. Step 2: Convert to fraction form
    9,622.40/14,433.60 = 4,438.40/x
  3. Step 3: Cross multiply
    9,622.40x = 14,433.60 × 4,438.40
  4. Step 4: Simplify right side
    9,622.40x = 64,062,090.24
  5. Step 5: Solve for x
    x = 64,062,090.24/9,622.40
  6. Step 6: Final answer
    x = 6,657.60

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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.