Home / 2,029.90-2,803.57-1,365.60

Finding the Fourth Proportional to 2,029.90, 2,803.57 and 1,365.60

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Solution

The fourth proportional to 2,029.90, 2,803.57 and 1,365.60 is: 1,886.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029.90 : 2,803.57 = 1,365.60 : x
  2. Step 2: Convert to fraction form
    2,029.90/2,803.57 = 1,365.60/x
  3. Step 3: Cross multiply
    2,029.90x = 2,803.57 × 1,365.60
  4. Step 4: Simplify right side
    2,029.90x = 3,828,569.92
  5. Step 5: Solve for x
    x = 3,828,569.92/2,029.90
  6. Step 6: Final answer
    x = 1,886.08

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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.