Home / 7,002.60-10,494.59-2,615.64

Finding the Fourth Proportional to 7,002.60, 10,494.59 and 2,615.64

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Solution

The fourth proportional to 7,002.60, 10,494.59 and 2,615.64 is: 3,919.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,002.60 : 10,494.59 = 2,615.64 : x
  2. Step 2: Convert to fraction form
    7,002.60/10,494.59 = 2,615.64/x
  3. Step 3: Cross multiply
    7,002.60x = 10,494.59 × 2,615.64
  4. Step 4: Simplify right side
    7,002.60x = 27,450,056.31
  5. Step 5: Solve for x
    x = 27,450,056.31/7,002.60
  6. Step 6: Final answer
    x = 3,919.98

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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.