Home / 4,790.39-7,185.57-1,503.47

Finding the Fourth Proportional to 4,790.39, 7,185.57 and 1,503.47

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Solution

The fourth proportional to 4,790.39, 7,185.57 and 1,503.47 is: 2,255.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,790.39 : 7,185.57 = 1,503.47 : x
  2. Step 2: Convert to fraction form
    4,790.39/7,185.57 = 1,503.47/x
  3. Step 3: Cross multiply
    4,790.39x = 7,185.57 × 1,503.47
  4. Step 4: Simplify right side
    4,790.39x = 10,803,312.53
  5. Step 5: Solve for x
    x = 10,803,312.53/4,790.39
  6. Step 6: Final answer
    x = 2,255.20

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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.