Home / 9,674.06-13,355.88-7,431.53

Finding the Fourth Proportional to 9,674.06, 13,355.88 and 7,431.53

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Solution

The fourth proportional to 9,674.06, 13,355.88 and 7,431.53 is: 10,259.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,674.06 : 13,355.88 = 7,431.53 : x
  2. Step 2: Convert to fraction form
    9,674.06/13,355.88 = 7,431.53/x
  3. Step 3: Cross multiply
    9,674.06x = 13,355.88 × 7,431.53
  4. Step 4: Simplify right side
    9,674.06x = 99,254,622.90
  5. Step 5: Solve for x
    x = 99,254,622.90/9,674.06
  6. Step 6: Final answer
    x = 10,259.87

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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.