Home / 6,390.95-9,586.89-2,693.57

Finding the Fourth Proportional to 6,390.95, 9,586.89 and 2,693.57

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Solution

The fourth proportional to 6,390.95, 9,586.89 and 2,693.57 is: 4,040.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,390.95 : 9,586.89 = 2,693.57 : x
  2. Step 2: Convert to fraction form
    6,390.95/9,586.89 = 2,693.57/x
  3. Step 3: Cross multiply
    6,390.95x = 9,586.89 × 2,693.57
  4. Step 4: Simplify right side
    6,390.95x = 25,822,911.36
  5. Step 5: Solve for x
    x = 25,822,911.36/6,390.95
  6. Step 6: Final answer
    x = 4,040.55

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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.