Home / 8,038.13-12,060.63-4,145.27

Finding the Fourth Proportional to 8,038.13, 12,060.63 and 4,145.27

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Solution

The fourth proportional to 8,038.13, 12,060.63 and 4,145.27 is: 6,219.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,038.13 : 12,060.63 = 4,145.27 : x
  2. Step 2: Convert to fraction form
    8,038.13/12,060.63 = 4,145.27/x
  3. Step 3: Cross multiply
    8,038.13x = 12,060.63 × 4,145.27
  4. Step 4: Simplify right side
    8,038.13x = 49,994,507.42
  5. Step 5: Solve for x
    x = 49,994,507.42/8,038.13
  6. Step 6: Final answer
    x = 6,219.67

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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.