Home / 9,216.40-13,819.20-6,298.24

Finding the Fourth Proportional to 9,216.40, 13,819.20 and 6,298.24

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Solution

The fourth proportional to 9,216.40, 13,819.20 and 6,298.24 is: 9,443.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,216.40 : 13,819.20 = 6,298.24 : x
  2. Step 2: Convert to fraction form
    9,216.40/13,819.20 = 6,298.24/x
  3. Step 3: Cross multiply
    9,216.40x = 13,819.20 × 6,298.24
  4. Step 4: Simplify right side
    9,216.40x = 87,036,638.21
  5. Step 5: Solve for x
    x = 87,036,638.21/9,216.40
  6. Step 6: Final answer
    x = 9,443.67

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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.