Home / 4,775.49-7,158.96-2,312.69

Finding the Fourth Proportional to 4,775.49, 7,158.96 and 2,312.69

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Solution

The fourth proportional to 4,775.49, 7,158.96 and 2,312.69 is: 3,466.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,775.49 : 7,158.96 = 2,312.69 : x
  2. Step 2: Convert to fraction form
    4,775.49/7,158.96 = 2,312.69/x
  3. Step 3: Cross multiply
    4,775.49x = 7,158.96 × 2,312.69
  4. Step 4: Simplify right side
    4,775.49x = 16,556,419.41
  5. Step 5: Solve for x
    x = 16,556,419.41/4,775.49
  6. Step 6: Final answer
    x = 3,466.96

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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.