Home / 4,585.77-6,878.69-1,123.02

Finding the Fourth Proportional to 4,585.77, 6,878.69 and 1,123.02

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Solution

The fourth proportional to 4,585.77, 6,878.69 and 1,123.02 is: 1,684.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,585.77 : 6,878.69 = 1,123.02 : x
  2. Step 2: Convert to fraction form
    4,585.77/6,878.69 = 1,123.02/x
  3. Step 3: Cross multiply
    4,585.77x = 6,878.69 × 1,123.02
  4. Step 4: Simplify right side
    4,585.77x = 7,724,900.83
  5. Step 5: Solve for x
    x = 7,724,900.83/4,585.77
  6. Step 6: Final answer
    x = 1,684.54

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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.