Home / 5,030.67-7,543.05-1,519.62

Finding the Fourth Proportional to 5,030.67, 7,543.05 and 1,519.62

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Solution

The fourth proportional to 5,030.67, 7,543.05 and 1,519.62 is: 2,278.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,030.67 : 7,543.05 = 1,519.62 : x
  2. Step 2: Convert to fraction form
    5,030.67/7,543.05 = 1,519.62/x
  3. Step 3: Cross multiply
    5,030.67x = 7,543.05 × 1,519.62
  4. Step 4: Simplify right side
    5,030.67x = 11,462,569.64
  5. Step 5: Solve for x
    x = 11,462,569.64/5,030.67
  6. Step 6: Final answer
    x = 2,278.54

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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.