Home / 7,099.04-10,648.32-1,904.88

Finding the Fourth Proportional to 7,099.04, 10,648.32 and 1,904.88

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Solution

The fourth proportional to 7,099.04, 10,648.32 and 1,904.88 is: 2,857.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,099.04 : 10,648.32 = 1,904.88 : x
  2. Step 2: Convert to fraction form
    7,099.04/10,648.32 = 1,904.88/x
  3. Step 3: Cross multiply
    7,099.04x = 10,648.32 × 1,904.88
  4. Step 4: Simplify right side
    7,099.04x = 20,283,771.80
  5. Step 5: Solve for x
    x = 20,283,771.80/7,099.04
  6. Step 6: Final answer
    x = 2,857.26

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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.