Home / 3,538.16-5,325.01-2,665.19

Finding the Fourth Proportional to 3,538.16, 5,325.01 and 2,665.19

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Solution

The fourth proportional to 3,538.16, 5,325.01 and 2,665.19 is: 4,011.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538.16 : 5,325.01 = 2,665.19 : x
  2. Step 2: Convert to fraction form
    3,538.16/5,325.01 = 2,665.19/x
  3. Step 3: Cross multiply
    3,538.16x = 5,325.01 × 2,665.19
  4. Step 4: Simplify right side
    3,538.16x = 14,192,130.11
  5. Step 5: Solve for x
    x = 14,192,130.11/3,538.16
  6. Step 6: Final answer
    x = 4,011.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.