Home / 4,600.36-6,899.62-1,312.57

Finding the Fourth Proportional to 4,600.36, 6,899.62 and 1,312.57

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Solution

The fourth proportional to 4,600.36, 6,899.62 and 1,312.57 is: 1,968.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,600.36 : 6,899.62 = 1,312.57 : x
  2. Step 2: Convert to fraction form
    4,600.36/6,899.62 = 1,312.57/x
  3. Step 3: Cross multiply
    4,600.36x = 6,899.62 × 1,312.57
  4. Step 4: Simplify right side
    4,600.36x = 9,056,234.22
  5. Step 5: Solve for x
    x = 9,056,234.22/4,600.36
  6. Step 6: Final answer
    x = 1,968.59

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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.