Home / 8,444.40-11,656.56-7,558.67

Finding the Fourth Proportional to 8,444.40, 11,656.56 and 7,558.67

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Solution

The fourth proportional to 8,444.40, 11,656.56 and 7,558.67 is: 10,433.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,444.40 : 11,656.56 = 7,558.67 : x
  2. Step 2: Convert to fraction form
    8,444.40/11,656.56 = 7,558.67/x
  3. Step 3: Cross multiply
    8,444.40x = 11,656.56 × 7,558.67
  4. Step 4: Simplify right side
    8,444.40x = 88,108,032.09
  5. Step 5: Solve for x
    x = 88,108,032.09/8,444.40
  6. Step 6: Final answer
    x = 10,433.90

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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.