Home / 4,547.80-6,823.01-1,626.32

Finding the Fourth Proportional to 4,547.80, 6,823.01 and 1,626.32

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Solution

The fourth proportional to 4,547.80, 6,823.01 and 1,626.32 is: 2,439.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,547.80 : 6,823.01 = 1,626.32 : x
  2. Step 2: Convert to fraction form
    4,547.80/6,823.01 = 1,626.32/x
  3. Step 3: Cross multiply
    4,547.80x = 6,823.01 × 1,626.32
  4. Step 4: Simplify right side
    4,547.80x = 11,096,389.49
  5. Step 5: Solve for x
    x = 11,096,389.49/4,547.80
  6. Step 6: Final answer
    x = 2,439.95

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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.