Home / 7,670.34-11,505.51-2,476.21

Finding the Fourth Proportional to 7,670.34, 11,505.51 and 2,476.21

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Solution

The fourth proportional to 7,670.34, 11,505.51 and 2,476.21 is: 3,714.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,670.34 : 11,505.51 = 2,476.21 : x
  2. Step 2: Convert to fraction form
    7,670.34/11,505.51 = 2,476.21/x
  3. Step 3: Cross multiply
    7,670.34x = 11,505.51 × 2,476.21
  4. Step 4: Simplify right side
    7,670.34x = 28,490,058.92
  5. Step 5: Solve for x
    x = 28,490,058.92/7,670.34
  6. Step 6: Final answer
    x = 3,714.32

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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.