Home / 6,541.24-9,808.78-2,378.31

Finding the Fourth Proportional to 6,541.24, 9,808.78 and 2,378.31

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Solution

The fourth proportional to 6,541.24, 9,808.78 and 2,378.31 is: 3,566.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,541.24 : 9,808.78 = 2,378.31 : x
  2. Step 2: Convert to fraction form
    6,541.24/9,808.78 = 2,378.31/x
  3. Step 3: Cross multiply
    6,541.24x = 9,808.78 × 2,378.31
  4. Step 4: Simplify right side
    6,541.24x = 23,328,307.67
  5. Step 5: Solve for x
    x = 23,328,307.67/6,541.24
  6. Step 6: Final answer
    x = 3,566.35

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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.