Home / 10,413.36-14,340.24-7,264.08

Finding the Fourth Proportional to 10,413.36, 14,340.24 and 7,264.08

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Solution

The fourth proportional to 10,413.36, 14,340.24 and 7,264.08 is: 10,003.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,413.36 : 14,340.24 = 7,264.08 : x
  2. Step 2: Convert to fraction form
    10,413.36/14,340.24 = 7,264.08/x
  3. Step 3: Cross multiply
    10,413.36x = 14,340.24 × 7,264.08
  4. Step 4: Simplify right side
    10,413.36x = 104,168,650.58
  5. Step 5: Solve for x
    x = 104,168,650.58/10,413.36
  6. Step 6: Final answer
    x = 10,003.37

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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.