Home / 2,984.40-4,476.96-1,036.32

Finding the Fourth Proportional to 2,984.40, 4,476.96 and 1,036.32

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Solution

The fourth proportional to 2,984.40, 4,476.96 and 1,036.32 is: 1,554.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,984.40 : 4,476.96 = 1,036.32 : x
  2. Step 2: Convert to fraction form
    2,984.40/4,476.96 = 1,036.32/x
  3. Step 3: Cross multiply
    2,984.40x = 4,476.96 × 1,036.32
  4. Step 4: Simplify right side
    2,984.40x = 4,639,563.19
  5. Step 5: Solve for x
    x = 4,639,563.19/2,984.40
  6. Step 6: Final answer
    x = 1,554.61

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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.