Home / 2,032.60-2,805.18-1,276.93

Finding the Fourth Proportional to 2,032.60, 2,805.18 and 1,276.93

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Solution

The fourth proportional to 2,032.60, 2,805.18 and 1,276.93 is: 1,762.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,032.60 : 2,805.18 = 1,276.93 : x
  2. Step 2: Convert to fraction form
    2,032.60/2,805.18 = 1,276.93/x
  3. Step 3: Cross multiply
    2,032.60x = 2,805.18 × 1,276.93
  4. Step 4: Simplify right side
    2,032.60x = 3,582,012.11
  5. Step 5: Solve for x
    x = 3,582,012.11/2,032.60
  6. Step 6: Final answer
    x = 1,762.28

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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.