Home / 5,675.59-8,512.03-2,386.99

Finding the Fourth Proportional to 5,675.59, 8,512.03 and 2,386.99

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Solution

The fourth proportional to 5,675.59, 8,512.03 and 2,386.99 is: 3,579.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,675.59 : 8,512.03 = 2,386.99 : x
  2. Step 2: Convert to fraction form
    5,675.59/8,512.03 = 2,386.99/x
  3. Step 3: Cross multiply
    5,675.59x = 8,512.03 × 2,386.99
  4. Step 4: Simplify right side
    5,675.59x = 20,318,130.49
  5. Step 5: Solve for x
    x = 20,318,130.49/5,675.59
  6. Step 6: Final answer
    x = 3,579.92

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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.