Home / 6,958.05-10,386.52-6,444.10

Finding the Fourth Proportional to 6,958.05, 10,386.52 and 6,444.10

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Solution

The fourth proportional to 6,958.05, 10,386.52 and 6,444.10 is: 9,619.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,958.05 : 10,386.52 = 6,444.10 : x
  2. Step 2: Convert to fraction form
    6,958.05/10,386.52 = 6,444.10/x
  3. Step 3: Cross multiply
    6,958.05x = 10,386.52 × 6,444.10
  4. Step 4: Simplify right side
    6,958.05x = 66,931,773.53
  5. Step 5: Solve for x
    x = 66,931,773.53/6,958.05
  6. Step 6: Final answer
    x = 9,619.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.