Home / 7,296.61-10,068.58-4,109.40

Finding the Fourth Proportional to 7,296.61, 10,068.58 and 4,109.40

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Solution

The fourth proportional to 7,296.61, 10,068.58 and 4,109.40 is: 5,670.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,296.61 : 10,068.58 = 4,109.40 : x
  2. Step 2: Convert to fraction form
    7,296.61/10,068.58 = 4,109.40/x
  3. Step 3: Cross multiply
    7,296.61x = 10,068.58 × 4,109.40
  4. Step 4: Simplify right side
    7,296.61x = 41,375,822.65
  5. Step 5: Solve for x
    x = 41,375,822.65/7,296.61
  6. Step 6: Final answer
    x = 5,670.55

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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.