Home / 5,362.95-8,045.03-1,665.15

Finding the Fourth Proportional to 5,362.95, 8,045.03 and 1,665.15

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Solution

The fourth proportional to 5,362.95, 8,045.03 and 1,665.15 is: 2,497.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,362.95 : 8,045.03 = 1,665.15 : x
  2. Step 2: Convert to fraction form
    5,362.95/8,045.03 = 1,665.15/x
  3. Step 3: Cross multiply
    5,362.95x = 8,045.03 × 1,665.15
  4. Step 4: Simplify right side
    5,362.95x = 13,396,173.38
  5. Step 5: Solve for x
    x = 13,396,173.38/5,362.95
  6. Step 6: Final answer
    x = 2,497.91

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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.