Home / 7,617.61-11,427.50-2,353.07

Finding the Fourth Proportional to 7,617.61, 11,427.50 and 2,353.07

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Solution

The fourth proportional to 7,617.61, 11,427.50 and 2,353.07 is: 3,529.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,617.61 : 11,427.50 = 2,353.07 : x
  2. Step 2: Convert to fraction form
    7,617.61/11,427.50 = 2,353.07/x
  3. Step 3: Cross multiply
    7,617.61x = 11,427.50 × 2,353.07
  4. Step 4: Simplify right side
    7,617.61x = 26,889,638.52
  5. Step 5: Solve for x
    x = 26,889,638.52/7,617.61
  6. Step 6: Final answer
    x = 3,529.93

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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.