Home / 7,020.63-9,700.34-5,433.75

Finding the Fourth Proportional to 7,020.63, 9,700.34 and 5,433.75

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Solution

The fourth proportional to 7,020.63, 9,700.34 and 5,433.75 is: 7,507.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020.63 : 9,700.34 = 5,433.75 : x
  2. Step 2: Convert to fraction form
    7,020.63/9,700.34 = 5,433.75/x
  3. Step 3: Cross multiply
    7,020.63x = 9,700.34 × 5,433.75
  4. Step 4: Simplify right side
    7,020.63x = 52,709,195.31
  5. Step 5: Solve for x
    x = 52,709,195.31/7,020.63
  6. Step 6: Final answer
    x = 7,507.76

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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.