Home / 7,078.95-10,623.51-2,637.23

Finding the Fourth Proportional to 7,078.95, 10,623.51 and 2,637.23

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Solution

The fourth proportional to 7,078.95, 10,623.51 and 2,637.23 is: 3,957.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,078.95 : 10,623.51 = 2,637.23 : x
  2. Step 2: Convert to fraction form
    7,078.95/10,623.51 = 2,637.23/x
  3. Step 3: Cross multiply
    7,078.95x = 10,623.51 × 2,637.23
  4. Step 4: Simplify right side
    7,078.95x = 28,016,586.16
  5. Step 5: Solve for x
    x = 28,016,586.16/7,078.95
  6. Step 6: Final answer
    x = 3,957.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.