Home / 9,316.24-13,974.34-2,390.74

Finding the Fourth Proportional to 9,316.24, 13,974.34 and 2,390.74

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Solution

The fourth proportional to 9,316.24, 13,974.34 and 2,390.74 is: 3,586.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,316.24 : 13,974.34 = 2,390.74 : x
  2. Step 2: Convert to fraction form
    9,316.24/13,974.34 = 2,390.74/x
  3. Step 3: Cross multiply
    9,316.24x = 13,974.34 × 2,390.74
  4. Step 4: Simplify right side
    9,316.24x = 33,409,013.61
  5. Step 5: Solve for x
    x = 33,409,013.61/9,316.24
  6. Step 6: Final answer
    x = 3,586.10

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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.