Home / 7,641.08-11,460.76-2,445.72

Finding the Fourth Proportional to 7,641.08, 11,460.76 and 2,445.72

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Solution

The fourth proportional to 7,641.08, 11,460.76 and 2,445.72 is: 3,668.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,641.08 : 11,460.76 = 2,445.72 : x
  2. Step 2: Convert to fraction form
    7,641.08/11,460.76 = 2,445.72/x
  3. Step 3: Cross multiply
    7,641.08x = 11,460.76 × 2,445.72
  4. Step 4: Simplify right side
    7,641.08x = 28,029,809.95
  5. Step 5: Solve for x
    x = 28,029,809.95/7,641.08
  6. Step 6: Final answer
    x = 3,668.30

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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.