Home / 8,298.40-11,451.72-4,763.56

Finding the Fourth Proportional to 8,298.40, 11,451.72 and 4,763.56

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Solution

The fourth proportional to 8,298.40, 11,451.72 and 4,763.56 is: 6,573.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,298.40 : 11,451.72 = 4,763.56 : x
  2. Step 2: Convert to fraction form
    8,298.40/11,451.72 = 4,763.56/x
  3. Step 3: Cross multiply
    8,298.40x = 11,451.72 × 4,763.56
  4. Step 4: Simplify right side
    8,298.40x = 54,550,955.32
  5. Step 5: Solve for x
    x = 54,550,955.32/8,298.40
  6. Step 6: Final answer
    x = 6,573.67

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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.