Home / 9,628.40-14,442.60-4,444.40

Finding the Fourth Proportional to 9,628.40, 14,442.60 and 4,444.40

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Solution

The fourth proportional to 9,628.40, 14,442.60 and 4,444.40 is: 6,666.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,628.40 : 14,442.60 = 4,444.40 : x
  2. Step 2: Convert to fraction form
    9,628.40/14,442.60 = 4,444.40/x
  3. Step 3: Cross multiply
    9,628.40x = 14,442.60 × 4,444.40
  4. Step 4: Simplify right side
    9,628.40x = 64,188,691.44
  5. Step 5: Solve for x
    x = 64,188,691.44/9,628.40
  6. Step 6: Final answer
    x = 6,666.60

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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.