Home / 9,296.10-12,828.65-5,317.31

Finding the Fourth Proportional to 9,296.10, 12,828.65 and 5,317.31

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Solution

The fourth proportional to 9,296.10, 12,828.65 and 5,317.31 is: 7,337.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,296.10 : 12,828.65 = 5,317.31 : x
  2. Step 2: Convert to fraction form
    9,296.10/12,828.65 = 5,317.31/x
  3. Step 3: Cross multiply
    9,296.10x = 12,828.65 × 5,317.31
  4. Step 4: Simplify right side
    9,296.10x = 68,213,914.42
  5. Step 5: Solve for x
    x = 68,213,914.42/9,296.10
  6. Step 6: Final answer
    x = 7,337.91

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1.5x scale

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.