Home / 7,551.84-10,413.60-5,312.96

Finding the Fourth Proportional to 7,551.84, 10,413.60 and 5,312.96

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Solution

The fourth proportional to 7,551.84, 10,413.60 and 5,312.96 is: 7,326.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,551.84 : 10,413.60 = 5,312.96 : x
  2. Step 2: Convert to fraction form
    7,551.84/10,413.60 = 5,312.96/x
  3. Step 3: Cross multiply
    7,551.84x = 10,413.60 × 5,312.96
  4. Step 4: Simplify right side
    7,551.84x = 55,327,040.26
  5. Step 5: Solve for x
    x = 55,327,040.26/7,551.84
  6. Step 6: Final answer
    x = 7,326.30

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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.