Home / 7,413.48-10,223.01-6,354.99

Finding the Fourth Proportional to 7,413.48, 10,223.01 and 6,354.99

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Solution

The fourth proportional to 7,413.48, 10,223.01 and 6,354.99 is: 8,763.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,413.48 : 10,223.01 = 6,354.99 : x
  2. Step 2: Convert to fraction form
    7,413.48/10,223.01 = 6,354.99/x
  3. Step 3: Cross multiply
    7,413.48x = 10,223.01 × 6,354.99
  4. Step 4: Simplify right side
    7,413.48x = 64,967,126.32
  5. Step 5: Solve for x
    x = 64,967,126.32/7,413.48
  6. Step 6: Final answer
    x = 8,763.38

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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.