Home / 9,349.58-12,899.22-5,316

Finding the Fourth Proportional to 9,349.58, 12,899.22 and 5,316

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Solution

The fourth proportional to 9,349.58, 12,899.22 and 5,316 is: 7,334.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,349.58 : 12,899.22 = 5,316 : x
  2. Step 2: Convert to fraction form
    9,349.58/12,899.22 = 5,316/x
  3. Step 3: Cross multiply
    9,349.58x = 12,899.22 × 5,316
  4. Step 4: Simplify right side
    9,349.58x = 68,572,253.52
  5. Step 5: Solve for x
    x = 68,572,253.52/9,349.58
  6. Step 6: Final answer
    x = 7,334.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.