Home / 5,430.44-8,146.99-1,732.67

Finding the Fourth Proportional to 5,430.44, 8,146.99 and 1,732.67

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Solution

The fourth proportional to 5,430.44, 8,146.99 and 1,732.67 is: 2,599.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,430.44 : 8,146.99 = 1,732.67 : x
  2. Step 2: Convert to fraction form
    5,430.44/8,146.99 = 1,732.67/x
  3. Step 3: Cross multiply
    5,430.44x = 8,146.99 × 1,732.67
  4. Step 4: Simplify right side
    5,430.44x = 14,116,036.50
  5. Step 5: Solve for x
    x = 14,116,036.50/5,430.44
  6. Step 6: Final answer
    x = 2,599.43

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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.