Home / 7,569.10-11,365.80-5,722.30

Finding the Fourth Proportional to 7,569.10, 11,365.80 and 5,722.30

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Solution

The fourth proportional to 7,569.10, 11,365.80 and 5,722.30 is: 8,592.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,569.10 : 11,365.80 = 5,722.30 : x
  2. Step 2: Convert to fraction form
    7,569.10/11,365.80 = 5,722.30/x
  3. Step 3: Cross multiply
    7,569.10x = 11,365.80 × 5,722.30
  4. Step 4: Simplify right side
    7,569.10x = 65,038,517.34
  5. Step 5: Solve for x
    x = 65,038,517.34/7,569.10
  6. Step 6: Final answer
    x = 8,592.64

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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.