Home / 4,722.19-7,084.10-1,435.62

Finding the Fourth Proportional to 4,722.19, 7,084.10 and 1,435.62

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Solution

The fourth proportional to 4,722.19, 7,084.10 and 1,435.62 is: 2,153.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,722.19 : 7,084.10 = 1,435.62 : x
  2. Step 2: Convert to fraction form
    4,722.19/7,084.10 = 1,435.62/x
  3. Step 3: Cross multiply
    4,722.19x = 7,084.10 × 1,435.62
  4. Step 4: Simplify right side
    4,722.19x = 10,170,075.64
  5. Step 5: Solve for x
    x = 10,170,075.64/4,722.19
  6. Step 6: Final answer
    x = 2,153.68

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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.