Home / 4,842.12-7,215.07-4,607.04

Finding the Fourth Proportional to 4,842.12, 7,215.07 and 4,607.04

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Solution

The fourth proportional to 4,842.12, 7,215.07 and 4,607.04 is: 6,864.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,842.12 : 7,215.07 = 4,607.04 : x
  2. Step 2: Convert to fraction form
    4,842.12/7,215.07 = 4,607.04/x
  3. Step 3: Cross multiply
    4,842.12x = 7,215.07 × 4,607.04
  4. Step 4: Simplify right side
    4,842.12x = 33,240,116.09
  5. Step 5: Solve for x
    x = 33,240,116.09/4,842.12
  6. Step 6: Final answer
    x = 6,864.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.