Home / 3,438.08-4,753.32-2,603.16

Finding the Fourth Proportional to 3,438.08, 4,753.32 and 2,603.16

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Solution

The fourth proportional to 3,438.08, 4,753.32 and 2,603.16 is: 3,599.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438.08 : 4,753.32 = 2,603.16 : x
  2. Step 2: Convert to fraction form
    3,438.08/4,753.32 = 2,603.16/x
  3. Step 3: Cross multiply
    3,438.08x = 4,753.32 × 2,603.16
  4. Step 4: Simplify right side
    3,438.08x = 12,373,652.49
  5. Step 5: Solve for x
    x = 12,373,652.49/3,438.08
  6. Step 6: Final answer
    x = 3,599.00

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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.