Home / 5,675.02-8,511.59-2,715.28

Finding the Fourth Proportional to 5,675.02, 8,511.59 and 2,715.28

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Solution

The fourth proportional to 5,675.02, 8,511.59 and 2,715.28 is: 4,072.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,675.02 : 8,511.59 = 2,715.28 : x
  2. Step 2: Convert to fraction form
    5,675.02/8,511.59 = 2,715.28/x
  3. Step 3: Cross multiply
    5,675.02x = 8,511.59 × 2,715.28
  4. Step 4: Simplify right side
    5,675.02x = 23,111,367.98
  5. Step 5: Solve for x
    x = 23,111,367.98/5,675.02
  6. Step 6: Final answer
    x = 4,072.47

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1.5x scale

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.