Home / 8,370.06-11,549.46-5,012.16

Finding the Fourth Proportional to 8,370.06, 11,549.46 and 5,012.16

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Solution

The fourth proportional to 8,370.06, 11,549.46 and 5,012.16 is: 6,916.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,370.06 : 11,549.46 = 5,012.16 : x
  2. Step 2: Convert to fraction form
    8,370.06/11,549.46 = 5,012.16/x
  3. Step 3: Cross multiply
    8,370.06x = 11,549.46 × 5,012.16
  4. Step 4: Simplify right side
    8,370.06x = 57,887,741.43
  5. Step 5: Solve for x
    x = 57,887,741.43/8,370.06
  6. Step 6: Final answer
    x = 6,916.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.