Home / 10,356.40-15,511.22-4,798.06

Finding the Fourth Proportional to 10,356.40, 15,511.22 and 4,798.06

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Solution

The fourth proportional to 10,356.40, 15,511.22 and 4,798.06 is: 7,186.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,356.40 : 15,511.22 = 4,798.06 : x
  2. Step 2: Convert to fraction form
    10,356.40/15,511.22 = 4,798.06/x
  3. Step 3: Cross multiply
    10,356.40x = 15,511.22 × 4,798.06
  4. Step 4: Simplify right side
    10,356.40x = 74,423,764.23
  5. Step 5: Solve for x
    x = 74,423,764.23/10,356.40
  6. Step 6: Final answer
    x = 7,186.26

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Why These Related Problems?

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