Home / 3,087.32-4,627.74-2,113.16

Finding the Fourth Proportional to 3,087.32, 4,627.74 and 2,113.16

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Solution

The fourth proportional to 3,087.32, 4,627.74 and 2,113.16 is: 3,167.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087.32 : 4,627.74 = 2,113.16 : x
  2. Step 2: Convert to fraction form
    3,087.32/4,627.74 = 2,113.16/x
  3. Step 3: Cross multiply
    3,087.32x = 4,627.74 × 2,113.16
  4. Step 4: Simplify right side
    3,087.32x = 9,779,155.06
  5. Step 5: Solve for x
    x = 9,779,155.06/3,087.32
  6. Step 6: Final answer
    x = 3,167.52

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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.