Home / 10,686.24-16,029.72-2,895.24

Finding the Fourth Proportional to 10,686.24, 16,029.72 and 2,895.24

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Solution

The fourth proportional to 10,686.24, 16,029.72 and 2,895.24 is: 4,342.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,686.24 : 16,029.72 = 2,895.24 : x
  2. Step 2: Convert to fraction form
    10,686.24/16,029.72 = 2,895.24/x
  3. Step 3: Cross multiply
    10,686.24x = 16,029.72 × 2,895.24
  4. Step 4: Simplify right side
    10,686.24x = 46,409,886.53
  5. Step 5: Solve for x
    x = 46,409,886.53/10,686.24
  6. Step 6: Final answer
    x = 4,342.96

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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.