Home / 4,575.69-6,860.70-3,110.40

Finding the Fourth Proportional to 4,575.69, 6,860.70 and 3,110.40

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Solution

The fourth proportional to 4,575.69, 6,860.70 and 3,110.40 is: 4,663.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,575.69 : 6,860.70 = 3,110.40 : x
  2. Step 2: Convert to fraction form
    4,575.69/6,860.70 = 3,110.40/x
  3. Step 3: Cross multiply
    4,575.69x = 6,860.70 × 3,110.40
  4. Step 4: Simplify right side
    4,575.69x = 21,339,521.28
  5. Step 5: Solve for x
    x = 21,339,521.28/4,575.69
  6. Step 6: Final answer
    x = 4,663.67

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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.