Home / 4,630.46-6,390.01-2,505.99

Finding the Fourth Proportional to 4,630.46, 6,390.01 and 2,505.99

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Solution

The fourth proportional to 4,630.46, 6,390.01 and 2,505.99 is: 3,458.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,630.46 : 6,390.01 = 2,505.99 : x
  2. Step 2: Convert to fraction form
    4,630.46/6,390.01 = 2,505.99/x
  3. Step 3: Cross multiply
    4,630.46x = 6,390.01 × 2,505.99
  4. Step 4: Simplify right side
    4,630.46x = 16,013,301.16
  5. Step 5: Solve for x
    x = 16,013,301.16/4,630.46
  6. Step 6: Final answer
    x = 3,458.25

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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.