Home / 7,707.52-10,632.36-5,053.60

Finding the Fourth Proportional to 7,707.52, 10,632.36 and 5,053.60

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Solution

The fourth proportional to 7,707.52, 10,632.36 and 5,053.60 is: 6,971.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,707.52 : 10,632.36 = 5,053.60 : x
  2. Step 2: Convert to fraction form
    7,707.52/10,632.36 = 5,053.60/x
  3. Step 3: Cross multiply
    7,707.52x = 10,632.36 × 5,053.60
  4. Step 4: Simplify right side
    7,707.52x = 53,731,694.50
  5. Step 5: Solve for x
    x = 53,731,694.50/7,707.52
  6. Step 6: Final answer
    x = 6,971.33

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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.