Home / 7,022.63-9,690.03-4,335.36

Finding the Fourth Proportional to 7,022.63, 9,690.03 and 4,335.36

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Solution

The fourth proportional to 7,022.63, 9,690.03 and 4,335.36 is: 5,982.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,022.63 : 9,690.03 = 4,335.36 : x
  2. Step 2: Convert to fraction form
    7,022.63/9,690.03 = 4,335.36/x
  3. Step 3: Cross multiply
    7,022.63x = 9,690.03 × 4,335.36
  4. Step 4: Simplify right side
    7,022.63x = 42,009,732.12
  5. Step 5: Solve for x
    x = 42,009,732.12/7,022.63
  6. Step 6: Final answer
    x = 5,982.05

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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.