Home / 9,587.55-13,230.50-5,394.99

Finding the Fourth Proportional to 9,587.55, 13,230.50 and 5,394.99

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Solution

The fourth proportional to 9,587.55, 13,230.50 and 5,394.99 is: 7,444.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,587.55 : 13,230.50 = 5,394.99 : x
  2. Step 2: Convert to fraction form
    9,587.55/13,230.50 = 5,394.99/x
  3. Step 3: Cross multiply
    9,587.55x = 13,230.50 × 5,394.99
  4. Step 4: Simplify right side
    9,587.55x = 71,378,388.22
  5. Step 5: Solve for x
    x = 71,378,388.22/9,587.55
  6. Step 6: Final answer
    x = 7,444.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.