Home / 4,623.79-6,381.54-2,945.93

Finding the Fourth Proportional to 4,623.79, 6,381.54 and 2,945.93

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Solution

The fourth proportional to 4,623.79, 6,381.54 and 2,945.93 is: 4,065.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,623.79 : 6,381.54 = 2,945.93 : x
  2. Step 2: Convert to fraction form
    4,623.79/6,381.54 = 2,945.93/x
  3. Step 3: Cross multiply
    4,623.79x = 6,381.54 × 2,945.93
  4. Step 4: Simplify right side
    4,623.79x = 18,799,570.13
  5. Step 5: Solve for x
    x = 18,799,570.13/4,623.79
  6. Step 6: Final answer
    x = 4,065.84

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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.