Home / 4,281.84-6,423.08-1,816.38

Finding the Fourth Proportional to 4,281.84, 6,423.08 and 1,816.38

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Solution

The fourth proportional to 4,281.84, 6,423.08 and 1,816.38 is: 2,724.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,281.84 : 6,423.08 = 1,816.38 : x
  2. Step 2: Convert to fraction form
    4,281.84/6,423.08 = 1,816.38/x
  3. Step 3: Cross multiply
    4,281.84x = 6,423.08 × 1,816.38
  4. Step 4: Simplify right side
    4,281.84x = 11,666,744.97
  5. Step 5: Solve for x
    x = 11,666,744.97/4,281.84
  6. Step 6: Final answer
    x = 2,724.70

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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.