Home / 7,492.20-11,240.58-5,305.16

Finding the Fourth Proportional to 7,492.20, 11,240.58 and 5,305.16

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Solution

The fourth proportional to 7,492.20, 11,240.58 and 5,305.16 is: 7,959.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,492.20 : 11,240.58 = 5,305.16 : x
  2. Step 2: Convert to fraction form
    7,492.20/11,240.58 = 5,305.16/x
  3. Step 3: Cross multiply
    7,492.20x = 11,240.58 × 5,305.16
  4. Step 4: Simplify right side
    7,492.20x = 59,633,075.39
  5. Step 5: Solve for x
    x = 59,633,075.39/7,492.20
  6. Step 6: Final answer
    x = 7,959.35

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.