Home / 9,256.20-13,884.30-6,140.40

Finding the Fourth Proportional to 9,256.20, 13,884.30 and 6,140.40

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Solution

The fourth proportional to 9,256.20, 13,884.30 and 6,140.40 is: 9,210.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,256.20 : 13,884.30 = 6,140.40 : x
  2. Step 2: Convert to fraction form
    9,256.20/13,884.30 = 6,140.40/x
  3. Step 3: Cross multiply
    9,256.20x = 13,884.30 × 6,140.40
  4. Step 4: Simplify right side
    9,256.20x = 85,255,155.72
  5. Step 5: Solve for x
    x = 85,255,155.72/9,256.20
  6. Step 6: Final answer
    x = 9,210.60

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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.