Home / 9,455.55-14,184.86-2,880.20

Finding the Fourth Proportional to 9,455.55, 14,184.86 and 2,880.20

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Solution

The fourth proportional to 9,455.55, 14,184.86 and 2,880.20 is: 4,320.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,455.55 : 14,184.86 = 2,880.20 : x
  2. Step 2: Convert to fraction form
    9,455.55/14,184.86 = 2,880.20/x
  3. Step 3: Cross multiply
    9,455.55x = 14,184.86 × 2,880.20
  4. Step 4: Simplify right side
    9,455.55x = 40,855,148.45
  5. Step 5: Solve for x
    x = 40,855,148.45/9,455.55
  6. Step 6: Final answer
    x = 4,320.76

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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.