Home / 5,528.61-7,627.06-3,637.76

Finding the Fourth Proportional to 5,528.61, 7,627.06 and 3,637.76

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Solution

The fourth proportional to 5,528.61, 7,627.06 and 3,637.76 is: 5,018.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,528.61 : 7,627.06 = 3,637.76 : x
  2. Step 2: Convert to fraction form
    5,528.61/7,627.06 = 3,637.76/x
  3. Step 3: Cross multiply
    5,528.61x = 7,627.06 × 3,637.76
  4. Step 4: Simplify right side
    5,528.61x = 27,745,413.79
  5. Step 5: Solve for x
    x = 27,745,413.79/5,528.61
  6. Step 6: Final answer
    x = 5,018.52

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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.