Home / 9,317.10-13,980.26-6,862.80

Finding the Fourth Proportional to 9,317.10, 13,980.26 and 6,862.80

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Solution

The fourth proportional to 9,317.10, 13,980.26 and 6,862.80 is: 10,297.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,317.10 : 13,980.26 = 6,862.80 : x
  2. Step 2: Convert to fraction form
    9,317.10/13,980.26 = 6,862.80/x
  3. Step 3: Cross multiply
    9,317.10x = 13,980.26 × 6,862.80
  4. Step 4: Simplify right side
    9,317.10x = 95,943,728.33
  5. Step 5: Solve for x
    x = 95,943,728.33/9,317.10
  6. Step 6: Final answer
    x = 10,297.60

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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.