Home / 7,024.35-9,693.90-4,040.18

Finding the Fourth Proportional to 7,024.35, 9,693.90 and 4,040.18

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Solution

The fourth proportional to 7,024.35, 9,693.90 and 4,040.18 is: 5,575.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,024.35 : 9,693.90 = 4,040.18 : x
  2. Step 2: Convert to fraction form
    7,024.35/9,693.90 = 4,040.18/x
  3. Step 3: Cross multiply
    7,024.35x = 9,693.90 × 4,040.18
  4. Step 4: Simplify right side
    7,024.35x = 39,165,074.58
  5. Step 5: Solve for x
    x = 39,165,074.58/7,024.35
  6. Step 6: Final answer
    x = 5,575.61

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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.