Home / 7,023.67-9,693.08-4,040.35

Finding the Fourth Proportional to 7,023.67, 9,693.08 and 4,040.35

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Solution

The fourth proportional to 7,023.67, 9,693.08 and 4,040.35 is: 5,575.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,023.67 : 9,693.08 = 4,040.35 : x
  2. Step 2: Convert to fraction form
    7,023.67/9,693.08 = 4,040.35/x
  3. Step 3: Cross multiply
    7,023.67x = 9,693.08 × 4,040.35
  4. Step 4: Simplify right side
    7,023.67x = 39,163,435.78
  5. Step 5: Solve for x
    x = 39,163,435.78/7,023.67
  6. Step 6: Final answer
    x = 5,575.92

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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.