Home / 2,885.15-4,328.40-1,036.46

Finding the Fourth Proportional to 2,885.15, 4,328.40 and 1,036.46

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Solution

The fourth proportional to 2,885.15, 4,328.40 and 1,036.46 is: 1,554.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,885.15 : 4,328.40 = 1,036.46 : x
  2. Step 2: Convert to fraction form
    2,885.15/4,328.40 = 1,036.46/x
  3. Step 3: Cross multiply
    2,885.15x = 4,328.40 × 1,036.46
  4. Step 4: Simplify right side
    2,885.15x = 4,486,213.46
  5. Step 5: Solve for x
    x = 4,486,213.46/2,885.15
  6. Step 6: Final answer
    x = 1,554.93

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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.