Home / 10,703.66-16,055.69-2,912.45

Finding the Fourth Proportional to 10,703.66, 16,055.69 and 2,912.45

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Solution

The fourth proportional to 10,703.66, 16,055.69 and 2,912.45 is: 4,368.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,703.66 : 16,055.69 = 2,912.45 : x
  2. Step 2: Convert to fraction form
    10,703.66/16,055.69 = 2,912.45/x
  3. Step 3: Cross multiply
    10,703.66x = 16,055.69 × 2,912.45
  4. Step 4: Simplify right side
    10,703.66x = 46,761,299.50
  5. Step 5: Solve for x
    x = 46,761,299.50/10,703.66
  6. Step 6: Final answer
    x = 4,368.72

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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.