Home / 7,086.36-10,628.06-2,925.32

Finding the Fourth Proportional to 7,086.36, 10,628.06 and 2,925.32

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Solution

The fourth proportional to 7,086.36, 10,628.06 and 2,925.32 is: 4,387.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,086.36 : 10,628.06 = 2,925.32 : x
  2. Step 2: Convert to fraction form
    7,086.36/10,628.06 = 2,925.32/x
  3. Step 3: Cross multiply
    7,086.36x = 10,628.06 × 2,925.32
  4. Step 4: Simplify right side
    7,086.36x = 31,090,476.48
  5. Step 5: Solve for x
    x = 31,090,476.48/7,086.36
  6. Step 6: Final answer
    x = 4,387.37

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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.