Home / 9,870.18-14,806.25-2,850.36

Finding the Fourth Proportional to 9,870.18, 14,806.25 and 2,850.36

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Solution

The fourth proportional to 9,870.18, 14,806.25 and 2,850.36 is: 4,275.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,870.18 : 14,806.25 = 2,850.36 : x
  2. Step 2: Convert to fraction form
    9,870.18/14,806.25 = 2,850.36/x
  3. Step 3: Cross multiply
    9,870.18x = 14,806.25 × 2,850.36
  4. Step 4: Simplify right side
    9,870.18x = 42,203,139.19
  5. Step 5: Solve for x
    x = 42,203,139.19/9,870.18
  6. Step 6: Final answer
    x = 4,275.82

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.