Home / 4,352.81-6,528.60-1,430.73

Finding the Fourth Proportional to 4,352.81, 6,528.60 and 1,430.73

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Solution

The fourth proportional to 4,352.81, 6,528.60 and 1,430.73 is: 2,145.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,352.81 : 6,528.60 = 1,430.73 : x
  2. Step 2: Convert to fraction form
    4,352.81/6,528.60 = 1,430.73/x
  3. Step 3: Cross multiply
    4,352.81x = 6,528.60 × 1,430.73
  4. Step 4: Simplify right side
    4,352.81x = 9,340,663.88
  5. Step 5: Solve for x
    x = 9,340,663.88/4,352.81
  6. Step 6: Final answer
    x = 2,145.90

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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.