Home / 4,491.56-6,738.54-1,570.10

Finding the Fourth Proportional to 4,491.56, 6,738.54 and 1,570.10

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Solution

The fourth proportional to 4,491.56, 6,738.54 and 1,570.10 is: 2,355.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,491.56 : 6,738.54 = 1,570.10 : x
  2. Step 2: Convert to fraction form
    4,491.56/6,738.54 = 1,570.10/x
  3. Step 3: Cross multiply
    4,491.56x = 6,738.54 × 1,570.10
  4. Step 4: Simplify right side
    4,491.56x = 10,580,181.65
  5. Step 5: Solve for x
    x = 10,580,181.65/4,491.56
  6. Step 6: Final answer
    x = 2,355.57

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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.