Home / 3,246.23-4,870.74-1,055.63

Finding the Fourth Proportional to 3,246.23, 4,870.74 and 1,055.63

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Solution

The fourth proportional to 3,246.23, 4,870.74 and 1,055.63 is: 1,583.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246.23 : 4,870.74 = 1,055.63 : x
  2. Step 2: Convert to fraction form
    3,246.23/4,870.74 = 1,055.63/x
  3. Step 3: Cross multiply
    3,246.23x = 4,870.74 × 1,055.63
  4. Step 4: Simplify right side
    3,246.23x = 5,141,699.27
  5. Step 5: Solve for x
    x = 5,141,699.27/3,246.23
  6. Step 6: Final answer
    x = 1,583.90

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1.5x scale

Why These Related Problems?

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