Home / 6,190.84-9,281.40-4,237.12

Finding the Fourth Proportional to 6,190.84, 9,281.40 and 4,237.12

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Solution

The fourth proportional to 6,190.84, 9,281.40 and 4,237.12 is: 6,352.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,190.84 : 9,281.40 = 4,237.12 : x
  2. Step 2: Convert to fraction form
    6,190.84/9,281.40 = 4,237.12/x
  3. Step 3: Cross multiply
    6,190.84x = 9,281.40 × 4,237.12
  4. Step 4: Simplify right side
    6,190.84x = 39,326,384.38
  5. Step 5: Solve for x
    x = 39,326,384.38/6,190.84
  6. Step 6: Final answer
    x = 6,352.35

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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.