Home / 2,270.08-3,132.93-1,525.60

Finding the Fourth Proportional to 2,270.08, 3,132.93 and 1,525.60

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Solution

The fourth proportional to 2,270.08, 3,132.93 and 1,525.60 is: 2,105.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,270.08 : 3,132.93 = 1,525.60 : x
  2. Step 2: Convert to fraction form
    2,270.08/3,132.93 = 1,525.60/x
  3. Step 3: Cross multiply
    2,270.08x = 3,132.93 × 1,525.60
  4. Step 4: Simplify right side
    2,270.08x = 4,779,598.01
  5. Step 5: Solve for x
    x = 4,779,598.01/2,270.08
  6. Step 6: Final answer
    x = 2,105.48

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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.