Home / 2,345.10-3,234.94-1,548.67

Finding the Fourth Proportional to 2,345.10, 3,234.94 and 1,548.67

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Solution

The fourth proportional to 2,345.10, 3,234.94 and 1,548.67 is: 2,136.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,345.10 : 3,234.94 = 1,548.67 : x
  2. Step 2: Convert to fraction form
    2,345.10/3,234.94 = 1,548.67/x
  3. Step 3: Cross multiply
    2,345.10x = 3,234.94 × 1,548.67
  4. Step 4: Simplify right side
    2,345.10x = 5,009,848.64
  5. Step 5: Solve for x
    x = 5,009,848.64/2,345.10
  6. Step 6: Final answer
    x = 2,136.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.