Home / 10,482.39-14,465.67-6,290.64

Finding the Fourth Proportional to 10,482.39, 14,465.67 and 6,290.64

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Solution

The fourth proportional to 10,482.39, 14,465.67 and 6,290.64 is: 8,681.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,482.39 : 14,465.67 = 6,290.64 : x
  2. Step 2: Convert to fraction form
    10,482.39/14,465.67 = 6,290.64/x
  3. Step 3: Cross multiply
    10,482.39x = 14,465.67 × 6,290.64
  4. Step 4: Simplify right side
    10,482.39x = 90,998,322.33
  5. Step 5: Solve for x
    x = 90,998,322.33/10,482.39
  6. Step 6: Final answer
    x = 8,681.07

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.