Home / 10,413.63-14,370.75-5,697.81

Finding the Fourth Proportional to 10,413.63, 14,370.75 and 5,697.81

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Solution

The fourth proportional to 10,413.63, 14,370.75 and 5,697.81 is: 7,862.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,413.63 : 14,370.75 = 5,697.81 : x
  2. Step 2: Convert to fraction form
    10,413.63/14,370.75 = 5,697.81/x
  3. Step 3: Cross multiply
    10,413.63x = 14,370.75 × 5,697.81
  4. Step 4: Simplify right side
    10,413.63x = 81,881,803.06
  5. Step 5: Solve for x
    x = 81,881,803.06/10,413.63
  6. Step 6: Final answer
    x = 7,862.95

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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.