Home / 2,555.52-3,526.80-1,883.60

Finding the Fourth Proportional to 2,555.52, 3,526.80 and 1,883.60

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Solution

The fourth proportional to 2,555.52, 3,526.80 and 1,883.60 is: 2,599.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,555.52 : 3,526.80 = 1,883.60 : x
  2. Step 2: Convert to fraction form
    2,555.52/3,526.80 = 1,883.60/x
  3. Step 3: Cross multiply
    2,555.52x = 3,526.80 × 1,883.60
  4. Step 4: Simplify right side
    2,555.52x = 6,643,080.48
  5. Step 5: Solve for x
    x = 6,643,080.48/2,555.52
  6. Step 6: Final answer
    x = 2,599.50

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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.