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Finding the Fourth Proportional to 2,460.48, 3,690.72 and 2,026.72

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Solution

The fourth proportional to 2,460.48, 3,690.72 and 2,026.72 is: 3,040.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,460.48 : 3,690.72 = 2,026.72 : x
  2. Step 2: Convert to fraction form
    2,460.48/3,690.72 = 2,026.72/x
  3. Step 3: Cross multiply
    2,460.48x = 3,690.72 × 2,026.72
  4. Step 4: Simplify right side
    2,460.48x = 7,480,056.04
  5. Step 5: Solve for x
    x = 7,480,056.04/2,460.48
  6. Step 6: Final answer
    x = 3,040.08

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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.