Home / 6,108.63-8,430.58-3,456.01

Finding the Fourth Proportional to 6,108.63, 8,430.58 and 3,456.01

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Solution

The fourth proportional to 6,108.63, 8,430.58 and 3,456.01 is: 4,769.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,108.63 : 8,430.58 = 3,456.01 : x
  2. Step 2: Convert to fraction form
    6,108.63/8,430.58 = 3,456.01/x
  3. Step 3: Cross multiply
    6,108.63x = 8,430.58 × 3,456.01
  4. Step 4: Simplify right side
    6,108.63x = 29,136,168.79
  5. Step 5: Solve for x
    x = 29,136,168.79/6,108.63
  6. Step 6: Final answer
    x = 4,769.67

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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.