Home / 8,417.36-11,616.54-5,268.08

Finding the Fourth Proportional to 8,417.36, 11,616.54 and 5,268.08

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Solution

The fourth proportional to 8,417.36, 11,616.54 and 5,268.08 is: 7,270.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,417.36 : 11,616.54 = 5,268.08 : x
  2. Step 2: Convert to fraction form
    8,417.36/11,616.54 = 5,268.08/x
  3. Step 3: Cross multiply
    8,417.36x = 11,616.54 × 5,268.08
  4. Step 4: Simplify right side
    8,417.36x = 61,196,862.04
  5. Step 5: Solve for x
    x = 61,196,862.04/8,417.36
  6. Step 6: Final answer
    x = 7,270.32

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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.