Home / 9,640.06-13,303.29-5,862.88

Finding the Fourth Proportional to 9,640.06, 13,303.29 and 5,862.88

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Solution

The fourth proportional to 9,640.06, 13,303.29 and 5,862.88 is: 8,090.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,640.06 : 13,303.29 = 5,862.88 : x
  2. Step 2: Convert to fraction form
    9,640.06/13,303.29 = 5,862.88/x
  3. Step 3: Cross multiply
    9,640.06x = 13,303.29 × 5,862.88
  4. Step 4: Simplify right side
    9,640.06x = 77,995,592.88
  5. Step 5: Solve for x
    x = 77,995,592.88/9,640.06
  6. Step 6: Final answer
    x = 8,090.78

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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.