Home / 5,022.87-7,528.83-4,290.22

Finding the Fourth Proportional to 5,022.87, 7,528.83 and 4,290.22

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Solution

The fourth proportional to 5,022.87, 7,528.83 and 4,290.22 is: 6,430.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,022.87 : 7,528.83 = 4,290.22 : x
  2. Step 2: Convert to fraction form
    5,022.87/7,528.83 = 4,290.22/x
  3. Step 3: Cross multiply
    5,022.87x = 7,528.83 × 4,290.22
  4. Step 4: Simplify right side
    5,022.87x = 32,300,337.04
  5. Step 5: Solve for x
    x = 32,300,337.04/5,022.87
  6. Step 6: Final answer
    x = 6,430.65

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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.