Home / 10,685.36-16,028.04-2,895.32

Finding the Fourth Proportional to 10,685.36, 16,028.04 and 2,895.32

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Solution

The fourth proportional to 10,685.36, 16,028.04 and 2,895.32 is: 4,342.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,685.36 : 16,028.04 = 2,895.32 : x
  2. Step 2: Convert to fraction form
    10,685.36/16,028.04 = 2,895.32/x
  3. Step 3: Cross multiply
    10,685.36x = 16,028.04 × 2,895.32
  4. Step 4: Simplify right side
    10,685.36x = 46,406,304.77
  5. Step 5: Solve for x
    x = 46,406,304.77/10,685.36
  6. Step 6: Final answer
    x = 4,342.98

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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.