Home / 7,511.98-10,370.16-4,998.28

Finding the Fourth Proportional to 7,511.98, 10,370.16 and 4,998.28

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Solution

The fourth proportional to 7,511.98, 10,370.16 and 4,998.28 is: 6,900.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,511.98 : 10,370.16 = 4,998.28 : x
  2. Step 2: Convert to fraction form
    7,511.98/10,370.16 = 4,998.28/x
  3. Step 3: Cross multiply
    7,511.98x = 10,370.16 × 4,998.28
  4. Step 4: Simplify right side
    7,511.98x = 51,832,963.32
  5. Step 5: Solve for x
    x = 51,832,963.32/7,511.98
  6. Step 6: Final answer
    x = 6,900.04

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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.