Home / 7,569.04-11,280.23-7,175.38

Finding the Fourth Proportional to 7,569.04, 11,280.23 and 7,175.38

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Solution

The fourth proportional to 7,569.04, 11,280.23 and 7,175.38 is: 10,693.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,569.04 : 11,280.23 = 7,175.38 : x
  2. Step 2: Convert to fraction form
    7,569.04/11,280.23 = 7,175.38/x
  3. Step 3: Cross multiply
    7,569.04x = 11,280.23 × 7,175.38
  4. Step 4: Simplify right side
    7,569.04x = 80,939,936.74
  5. Step 5: Solve for x
    x = 80,939,936.74/7,569.04
  6. Step 6: Final answer
    x = 10,693.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.