Home / 5,475.74-8,214.06-1,580.18

Finding the Fourth Proportional to 5,475.74, 8,214.06 and 1,580.18

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Solution

The fourth proportional to 5,475.74, 8,214.06 and 1,580.18 is: 2,370.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,475.74 : 8,214.06 = 1,580.18 : x
  2. Step 2: Convert to fraction form
    5,475.74/8,214.06 = 1,580.18/x
  3. Step 3: Cross multiply
    5,475.74x = 8,214.06 × 1,580.18
  4. Step 4: Simplify right side
    5,475.74x = 12,979,693.33
  5. Step 5: Solve for x
    x = 12,979,693.33/5,475.74
  6. Step 6: Final answer
    x = 2,370.40

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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.