Home / 9,030.49-13,543.55-3,765.57

Finding the Fourth Proportional to 9,030.49, 13,543.55 and 3,765.57

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Solution

The fourth proportional to 9,030.49, 13,543.55 and 3,765.57 is: 5,647.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,030.49 : 13,543.55 = 3,765.57 : x
  2. Step 2: Convert to fraction form
    9,030.49/13,543.55 = 3,765.57/x
  3. Step 3: Cross multiply
    9,030.49x = 13,543.55 × 3,765.57
  4. Step 4: Simplify right side
    9,030.49x = 50,999,099.03
  5. Step 5: Solve for x
    x = 50,999,099.03/9,030.49
  6. Step 6: Final answer
    x = 5,647.44

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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.