Home / 10,904.36-15,055.27-7,366.28

Finding the Fourth Proportional to 10,904.36, 15,055.27 and 7,366.28

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Solution

The fourth proportional to 10,904.36, 15,055.27 and 7,366.28 is: 10,170.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,904.36 : 15,055.27 = 7,366.28 : x
  2. Step 2: Convert to fraction form
    10,904.36/15,055.27 = 7,366.28/x
  3. Step 3: Cross multiply
    10,904.36x = 15,055.27 × 7,366.28
  4. Step 4: Simplify right side
    10,904.36x = 110,901,240.60
  5. Step 5: Solve for x
    x = 110,901,240.60/10,904.36
  6. Step 6: Final answer
    x = 10,170.36

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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.