Home / 6,954.60-9,597.58-3,810.78

Finding the Fourth Proportional to 6,954.60, 9,597.58 and 3,810.78

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Solution

The fourth proportional to 6,954.60, 9,597.58 and 3,810.78 is: 5,259.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,954.60 : 9,597.58 = 3,810.78 : x
  2. Step 2: Convert to fraction form
    6,954.60/9,597.58 = 3,810.78/x
  3. Step 3: Cross multiply
    6,954.60x = 9,597.58 × 3,810.78
  4. Step 4: Simplify right side
    6,954.60x = 36,574,265.91
  5. Step 5: Solve for x
    x = 36,574,265.91/6,954.60
  6. Step 6: Final answer
    x = 5,259.00

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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.