Home / 11,296.64-15,592.44-7,045.19

Finding the Fourth Proportional to 11,296.64, 15,592.44 and 7,045.19

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Solution

The fourth proportional to 11,296.64, 15,592.44 and 7,045.19 is: 9,724.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,296.64 : 15,592.44 = 7,045.19 : x
  2. Step 2: Convert to fraction form
    11,296.64/15,592.44 = 7,045.19/x
  3. Step 3: Cross multiply
    11,296.64x = 15,592.44 × 7,045.19
  4. Step 4: Simplify right side
    11,296.64x = 109,851,624.40
  5. Step 5: Solve for x
    x = 109,851,624.40/11,296.64
  6. Step 6: Final answer
    x = 9,724.28

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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.