Home / 5,390.03-8,082.14-2,102.24

Finding the Fourth Proportional to 5,390.03, 8,082.14 and 2,102.24

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Solution

The fourth proportional to 5,390.03, 8,082.14 and 2,102.24 is: 3,152.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390.03 : 8,082.14 = 2,102.24 : x
  2. Step 2: Convert to fraction form
    5,390.03/8,082.14 = 2,102.24/x
  3. Step 3: Cross multiply
    5,390.03x = 8,082.14 × 2,102.24
  4. Step 4: Simplify right side
    5,390.03x = 16,990,547.07
  5. Step 5: Solve for x
    x = 16,990,547.07/5,390.03
  6. Step 6: Final answer
    x = 3,152.22

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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.