Home / 6,444.40-9,668.46-3,159.40

Finding the Fourth Proportional to 6,444.40, 9,668.46 and 3,159.40

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Solution

The fourth proportional to 6,444.40, 9,668.46 and 3,159.40 is: 4,740.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,444.40 : 9,668.46 = 3,159.40 : x
  2. Step 2: Convert to fraction form
    6,444.40/9,668.46 = 3,159.40/x
  3. Step 3: Cross multiply
    6,444.40x = 9,668.46 × 3,159.40
  4. Step 4: Simplify right side
    6,444.40x = 30,546,532.52
  5. Step 5: Solve for x
    x = 30,546,532.52/6,444.40
  6. Step 6: Final answer
    x = 4,740.01

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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.