Home / 11,522.48-15,903.40-7,494.34

Finding the Fourth Proportional to 11,522.48, 15,903.40 and 7,494.34

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Solution

The fourth proportional to 11,522.48, 15,903.40 and 7,494.34 is: 10,343.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,522.48 : 15,903.40 = 7,494.34 : x
  2. Step 2: Convert to fraction form
    11,522.48/15,903.40 = 7,494.34/x
  3. Step 3: Cross multiply
    11,522.48x = 15,903.40 × 7,494.34
  4. Step 4: Simplify right side
    11,522.48x = 119,185,486.76
  5. Step 5: Solve for x
    x = 119,185,486.76/11,522.48
  6. Step 6: Final answer
    x = 10,343.74

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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.