Home / 2,410.04-3,615.36-678.67

Finding the Fourth Proportional to 2,410.04, 3,615.36 and 678.67

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Solution

The fourth proportional to 2,410.04, 3,615.36 and 678.67 is: 1,018.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,410.04 : 3,615.36 = 678.67 : x
  2. Step 2: Convert to fraction form
    2,410.04/3,615.36 = 678.67/x
  3. Step 3: Cross multiply
    2,410.04x = 3,615.36 × 678.67
  4. Step 4: Simplify right side
    2,410.04x = 2,453,624.79
  5. Step 5: Solve for x
    x = 2,453,624.79/2,410.04
  6. Step 6: Final answer
    x = 1,018.08

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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.