Home / 5,485.10-7,569.41-2,967.21

Finding the Fourth Proportional to 5,485.10, 7,569.41 and 2,967.21

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Solution

The fourth proportional to 5,485.10, 7,569.41 and 2,967.21 is: 4,094.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,485.10 : 7,569.41 = 2,967.21 : x
  2. Step 2: Convert to fraction form
    5,485.10/7,569.41 = 2,967.21/x
  3. Step 3: Cross multiply
    5,485.10x = 7,569.41 × 2,967.21
  4. Step 4: Simplify right side
    5,485.10x = 22,460,014.21
  5. Step 5: Solve for x
    x = 22,460,014.21/5,485.10
  6. Step 6: Final answer
    x = 4,094.74

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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.