Home / 7,250.64-10,878.55-4,474.08

Finding the Fourth Proportional to 7,250.64, 10,878.55 and 4,474.08

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Solution

The fourth proportional to 7,250.64, 10,878.55 and 4,474.08 is: 6,712.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,250.64 : 10,878.55 = 4,474.08 : x
  2. Step 2: Convert to fraction form
    7,250.64/10,878.55 = 4,474.08/x
  3. Step 3: Cross multiply
    7,250.64x = 10,878.55 × 4,474.08
  4. Step 4: Simplify right side
    7,250.64x = 48,671,502.98
  5. Step 5: Solve for x
    x = 48,671,502.98/7,250.64
  6. Step 6: Final answer
    x = 6,712.72

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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.