Home / 4,723.10-7,085.66-1,436.45

Finding the Fourth Proportional to 4,723.10, 7,085.66 and 1,436.45

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Solution

The fourth proportional to 4,723.10, 7,085.66 and 1,436.45 is: 2,154.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,723.10 : 7,085.66 = 1,436.45 : x
  2. Step 2: Convert to fraction form
    4,723.10/7,085.66 = 1,436.45/x
  3. Step 3: Cross multiply
    4,723.10x = 7,085.66 × 1,436.45
  4. Step 4: Simplify right side
    4,723.10x = 10,178,206.84
  5. Step 5: Solve for x
    x = 10,178,206.84/4,723.10
  6. Step 6: Final answer
    x = 2,154.99

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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.