Home / 6,955.19-9,599.50-5,439.74

Finding the Fourth Proportional to 6,955.19, 9,599.50 and 5,439.74

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Solution

The fourth proportional to 6,955.19, 9,599.50 and 5,439.74 is: 7,507.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,955.19 : 9,599.50 = 5,439.74 : x
  2. Step 2: Convert to fraction form
    6,955.19/9,599.50 = 5,439.74/x
  3. Step 3: Cross multiply
    6,955.19x = 9,599.50 × 5,439.74
  4. Step 4: Simplify right side
    6,955.19x = 52,218,758.53
  5. Step 5: Solve for x
    x = 52,218,758.53/6,955.19
  6. Step 6: Final answer
    x = 7,507.89

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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.