Home / 2,993.37-4,130.95-1,798.57

Finding the Fourth Proportional to 2,993.37, 4,130.95 and 1,798.57

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Solution

The fourth proportional to 2,993.37, 4,130.95 and 1,798.57 is: 2,482.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,993.37 : 4,130.95 = 1,798.57 : x
  2. Step 2: Convert to fraction form
    2,993.37/4,130.95 = 1,798.57/x
  3. Step 3: Cross multiply
    2,993.37x = 4,130.95 × 1,798.57
  4. Step 4: Simplify right side
    2,993.37x = 7,429,802.74
  5. Step 5: Solve for x
    x = 7,429,802.74/2,993.37
  6. Step 6: Final answer
    x = 2,482.09

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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.