Home / 7,669.13-11,436.56-7,599.06

Finding the Fourth Proportional to 7,669.13, 11,436.56 and 7,599.06

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Solution

The fourth proportional to 7,669.13, 11,436.56 and 7,599.06 is: 11,332.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,669.13 : 11,436.56 = 7,599.06 : x
  2. Step 2: Convert to fraction form
    7,669.13/11,436.56 = 7,599.06/x
  3. Step 3: Cross multiply
    7,669.13x = 11,436.56 × 7,599.06
  4. Step 4: Simplify right side
    7,669.13x = 86,907,124.63
  5. Step 5: Solve for x
    x = 86,907,124.63/7,669.13
  6. Step 6: Final answer
    x = 11,332.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.