Home / 7,638.34-10,541.35-4,280.99

Finding the Fourth Proportional to 7,638.34, 10,541.35 and 4,280.99

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Solution

The fourth proportional to 7,638.34, 10,541.35 and 4,280.99 is: 5,908.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,638.34 : 10,541.35 = 4,280.99 : x
  2. Step 2: Convert to fraction form
    7,638.34/10,541.35 = 4,280.99/x
  3. Step 3: Cross multiply
    7,638.34x = 10,541.35 × 4,280.99
  4. Step 4: Simplify right side
    7,638.34x = 45,127,413.94
  5. Step 5: Solve for x
    x = 45,127,413.94/7,638.34
  6. Step 6: Final answer
    x = 5,908.01

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.