Home / 5,485.31-7,569.70-2,967.42

Finding the Fourth Proportional to 5,485.31, 7,569.70 and 2,967.42

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Solution

The fourth proportional to 5,485.31, 7,569.70 and 2,967.42 is: 4,095.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,485.31 : 7,569.70 = 2,967.42 : x
  2. Step 2: Convert to fraction form
    5,485.31/7,569.70 = 2,967.42/x
  3. Step 3: Cross multiply
    5,485.31x = 7,569.70 × 2,967.42
  4. Step 4: Simplify right side
    5,485.31x = 22,462,471.76
  5. Step 5: Solve for x
    x = 22,462,471.76/5,485.31
  6. Step 6: Final answer
    x = 4,095.02

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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.