Home / 4,775.99-7,166.00-2,312.89

Finding the Fourth Proportional to 4,775.99, 7,166.00 and 2,312.89

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Solution

The fourth proportional to 4,775.99, 7,166.00 and 2,312.89 is: 3,470.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,775.99 : 7,166.00 = 2,312.89 : x
  2. Step 2: Convert to fraction form
    4,775.99/7,166.00 = 2,312.89/x
  3. Step 3: Cross multiply
    4,775.99x = 7,166.00 × 2,312.89
  4. Step 4: Simplify right side
    4,775.99x = 16,574,157.61
  5. Step 5: Solve for x
    x = 16,574,157.61/4,775.99
  6. Step 6: Final answer
    x = 3,470.31

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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.