Home / 4,690.77-7,037.46-1,403.97

Finding the Fourth Proportional to 4,690.77, 7,037.46 and 1,403.97

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Solution

The fourth proportional to 4,690.77, 7,037.46 and 1,403.97 is: 2,106.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,690.77 : 7,037.46 = 1,403.97 : x
  2. Step 2: Convert to fraction form
    4,690.77/7,037.46 = 1,403.97/x
  3. Step 3: Cross multiply
    4,690.77x = 7,037.46 × 1,403.97
  4. Step 4: Simplify right side
    4,690.77x = 9,880,382.72
  5. Step 5: Solve for x
    x = 9,880,382.72/4,690.77
  6. Step 6: Final answer
    x = 2,106.35

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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.