Home / 7,904.67-10,913.58-5,073.12

Finding the Fourth Proportional to 7,904.67, 10,913.58 and 5,073.12

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Solution

The fourth proportional to 7,904.67, 10,913.58 and 5,073.12 is: 7,004.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,904.67 : 10,913.58 = 5,073.12 : x
  2. Step 2: Convert to fraction form
    7,904.67/10,913.58 = 5,073.12/x
  3. Step 3: Cross multiply
    7,904.67x = 10,913.58 × 5,073.12
  4. Step 4: Simplify right side
    7,904.67x = 55,365,900.97
  5. Step 5: Solve for x
    x = 55,365,900.97/7,904.67
  6. Step 6: Final answer
    x = 7,004.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.