Home / 7,436.64-10,263.68-4,643.04

Finding the Fourth Proportional to 7,436.64, 10,263.68 and 4,643.04

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Solution

The fourth proportional to 7,436.64, 10,263.68 and 4,643.04 is: 6,408.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,436.64 : 10,263.68 = 4,643.04 : x
  2. Step 2: Convert to fraction form
    7,436.64/10,263.68 = 4,643.04/x
  3. Step 3: Cross multiply
    7,436.64x = 10,263.68 × 4,643.04
  4. Step 4: Simplify right side
    7,436.64x = 47,654,676.79
  5. Step 5: Solve for x
    x = 47,654,676.79/7,436.64
  6. Step 6: Final answer
    x = 6,408.09

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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.