Home / 5,689.18-8,533.75-2,570.28

Finding the Fourth Proportional to 5,689.18, 8,533.75 and 2,570.28

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Solution

The fourth proportional to 5,689.18, 8,533.75 and 2,570.28 is: 3,855.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,689.18 : 8,533.75 = 2,570.28 : x
  2. Step 2: Convert to fraction form
    5,689.18/8,533.75 = 2,570.28/x
  3. Step 3: Cross multiply
    5,689.18x = 8,533.75 × 2,570.28
  4. Step 4: Simplify right side
    5,689.18x = 21,934,126.95
  5. Step 5: Solve for x
    x = 21,934,126.95/5,689.18
  6. Step 6: Final answer
    x = 3,855.41

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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.