Home / 11,294.58-15,586.32-6,258.78

Finding the Fourth Proportional to 11,294.58, 15,586.32 and 6,258.78

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Solution

The fourth proportional to 11,294.58, 15,586.32 and 6,258.78 is: 8,637.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,294.58 : 15,586.32 = 6,258.78 : x
  2. Step 2: Convert to fraction form
    11,294.58/15,586.32 = 6,258.78/x
  3. Step 3: Cross multiply
    11,294.58x = 15,586.32 × 6,258.78
  4. Step 4: Simplify right side
    11,294.58x = 97,551,347.89
  5. Step 5: Solve for x
    x = 97,551,347.89/11,294.58
  6. Step 6: Final answer
    x = 8,637.01

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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.