Home / 2,823.89-4,236.26-975.06

Finding the Fourth Proportional to 2,823.89, 4,236.26 and 975.06

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Solution

The fourth proportional to 2,823.89, 4,236.26 and 975.06 is: 1,462.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,823.89 : 4,236.26 = 975.06 : x
  2. Step 2: Convert to fraction form
    2,823.89/4,236.26 = 975.06/x
  3. Step 3: Cross multiply
    2,823.89x = 4,236.26 × 975.06
  4. Step 4: Simplify right side
    2,823.89x = 4,130,602.80
  5. Step 5: Solve for x
    x = 4,130,602.80/2,823.89
  6. Step 6: Final answer
    x = 1,462.74

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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.