Home / 3,424.08-4,720.32-2,303.04

Finding the Fourth Proportional to 3,424.08, 4,720.32 and 2,303.04

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Solution

The fourth proportional to 3,424.08, 4,720.32 and 2,303.04 is: 3,174.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424.08 : 4,720.32 = 2,303.04 : x
  2. Step 2: Convert to fraction form
    3,424.08/4,720.32 = 2,303.04/x
  3. Step 3: Cross multiply
    3,424.08x = 4,720.32 × 2,303.04
  4. Step 4: Simplify right side
    3,424.08x = 10,871,085.77
  5. Step 5: Solve for x
    x = 10,871,085.77/3,424.08
  6. Step 6: Final answer
    x = 3,174.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.