Home / 4,813.65-7,220.42-1,526.75

Finding the Fourth Proportional to 4,813.65, 7,220.42 and 1,526.75

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Solution

The fourth proportional to 4,813.65, 7,220.42 and 1,526.75 is: 2,290.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,813.65 : 7,220.42 = 1,526.75 : x
  2. Step 2: Convert to fraction form
    4,813.65/7,220.42 = 1,526.75/x
  3. Step 3: Cross multiply
    4,813.65x = 7,220.42 × 1,526.75
  4. Step 4: Simplify right side
    4,813.65x = 11,023,732.50
  5. Step 5: Solve for x
    x = 11,023,732.50/4,813.65
  6. Step 6: Final answer
    x = 2,290.10

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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.