Home / 9,291.04-13,937.60-2,718.32

Finding the Fourth Proportional to 9,291.04, 13,937.60 and 2,718.32

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Solution

The fourth proportional to 9,291.04, 13,937.60 and 2,718.32 is: 4,077.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,291.04 : 13,937.60 = 2,718.32 : x
  2. Step 2: Convert to fraction form
    9,291.04/13,937.60 = 2,718.32/x
  3. Step 3: Cross multiply
    9,291.04x = 13,937.60 × 2,718.32
  4. Step 4: Simplify right side
    9,291.04x = 37,886,856.83
  5. Step 5: Solve for x
    x = 37,886,856.83/9,291.04
  6. Step 6: Final answer
    x = 4,077.78

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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.