Home / 9,515.16-14,271.18-2,590.20

Finding the Fourth Proportional to 9,515.16, 14,271.18 and 2,590.20

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Solution

The fourth proportional to 9,515.16, 14,271.18 and 2,590.20 is: 3,884.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515.16 : 14,271.18 = 2,590.20 : x
  2. Step 2: Convert to fraction form
    9,515.16/14,271.18 = 2,590.20/x
  3. Step 3: Cross multiply
    9,515.16x = 14,271.18 × 2,590.20
  4. Step 4: Simplify right side
    9,515.16x = 36,965,210.44
  5. Step 5: Solve for x
    x = 36,965,210.44/9,515.16
  6. Step 6: Final answer
    x = 3,884.88

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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.