Home / 4,864.01-7,281.86-3,620.12

Finding the Fourth Proportional to 4,864.01, 7,281.86 and 3,620.12

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Solution

The fourth proportional to 4,864.01, 7,281.86 and 3,620.12 is: 5,419.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,864.01 : 7,281.86 = 3,620.12 : x
  2. Step 2: Convert to fraction form
    4,864.01/7,281.86 = 3,620.12/x
  3. Step 3: Cross multiply
    4,864.01x = 7,281.86 × 3,620.12
  4. Step 4: Simplify right side
    4,864.01x = 26,361,152.51
  5. Step 5: Solve for x
    x = 26,361,152.51/4,864.01
  6. Step 6: Final answer
    x = 5,419.64

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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.