Home / 10,431.99-15,648.02-3,036.63

Finding the Fourth Proportional to 10,431.99, 15,648.02 and 3,036.63

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Solution

The fourth proportional to 10,431.99, 15,648.02 and 3,036.63 is: 4,554.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,431.99 : 15,648.02 = 3,036.63 : x
  2. Step 2: Convert to fraction form
    10,431.99/15,648.02 = 3,036.63/x
  3. Step 3: Cross multiply
    10,431.99x = 15,648.02 × 3,036.63
  4. Step 4: Simplify right side
    10,431.99x = 47,517,246.97
  5. Step 5: Solve for x
    x = 47,517,246.97/10,431.99
  6. Step 6: Final answer
    x = 4,554.96

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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.