Home / 7,262.04-10,891.72-3,312.40

Finding the Fourth Proportional to 7,262.04, 10,891.72 and 3,312.40

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Solution

The fourth proportional to 7,262.04, 10,891.72 and 3,312.40 is: 4,967.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,262.04 : 10,891.72 = 3,312.40 : x
  2. Step 2: Convert to fraction form
    7,262.04/10,891.72 = 3,312.40/x
  3. Step 3: Cross multiply
    7,262.04x = 10,891.72 × 3,312.40
  4. Step 4: Simplify right side
    7,262.04x = 36,077,733.33
  5. Step 5: Solve for x
    x = 36,077,733.33/7,262.04
  6. Step 6: Final answer
    x = 4,967.99

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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.