Home / 3,362.18-4,639.83-1,870.23

Finding the Fourth Proportional to 3,362.18, 4,639.83 and 1,870.23

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Solution

The fourth proportional to 3,362.18, 4,639.83 and 1,870.23 is: 2,580.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,362.18 : 4,639.83 = 1,870.23 : x
  2. Step 2: Convert to fraction form
    3,362.18/4,639.83 = 1,870.23/x
  3. Step 3: Cross multiply
    3,362.18x = 4,639.83 × 1,870.23
  4. Step 4: Simplify right side
    3,362.18x = 8,677,549.26
  5. Step 5: Solve for x
    x = 8,677,549.26/3,362.18
  6. Step 6: Final answer
    x = 2,580.93

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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.