Home / 11,306.54-15,603.64-6,590.54

Finding the Fourth Proportional to 11,306.54, 15,603.64 and 6,590.54

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Solution

The fourth proportional to 11,306.54, 15,603.64 and 6,590.54 is: 9,095.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,306.54 : 15,603.64 = 6,590.54 : x
  2. Step 2: Convert to fraction form
    11,306.54/15,603.64 = 6,590.54/x
  3. Step 3: Cross multiply
    11,306.54x = 15,603.64 × 6,590.54
  4. Step 4: Simplify right side
    11,306.54x = 102,836,413.57
  5. Step 5: Solve for x
    x = 102,836,413.57/11,306.54
  6. Step 6: Final answer
    x = 9,095.30

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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.