Home / 4,821.84-7,232.72-1,359.12

Finding the Fourth Proportional to 4,821.84, 7,232.72 and 1,359.12

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Solution

The fourth proportional to 4,821.84, 7,232.72 and 1,359.12 is: 2,038.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,821.84 : 7,232.72 = 1,359.12 : x
  2. Step 2: Convert to fraction form
    4,821.84/7,232.72 = 1,359.12/x
  3. Step 3: Cross multiply
    4,821.84x = 7,232.72 × 1,359.12
  4. Step 4: Simplify right side
    4,821.84x = 9,830,134.41
  5. Step 5: Solve for x
    x = 9,830,134.41/4,821.84
  6. Step 6: Final answer
    x = 2,038.67

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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.