Home / 11,348.44-15,647.28-7,368.10

Finding the Fourth Proportional to 11,348.44, 15,647.28 and 7,368.10

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Solution

The fourth proportional to 11,348.44, 15,647.28 and 7,368.10 is: 10,159.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,348.44 : 15,647.28 = 7,368.10 : x
  2. Step 2: Convert to fraction form
    11,348.44/15,647.28 = 7,368.10/x
  3. Step 3: Cross multiply
    11,348.44x = 15,647.28 × 7,368.10
  4. Step 4: Simplify right side
    11,348.44x = 115,290,723.77
  5. Step 5: Solve for x
    x = 115,290,723.77/11,348.44
  6. Step 6: Final answer
    x = 10,159.17

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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.