Home / 4,445.39-6,666.24-1,670.63

Finding the Fourth Proportional to 4,445.39, 6,666.24 and 1,670.63

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Solution

The fourth proportional to 4,445.39, 6,666.24 and 1,670.63 is: 2,505.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,445.39 : 6,666.24 = 1,670.63 : x
  2. Step 2: Convert to fraction form
    4,445.39/6,666.24 = 1,670.63/x
  3. Step 3: Cross multiply
    4,445.39x = 6,666.24 × 1,670.63
  4. Step 4: Simplify right side
    4,445.39x = 11,136,820.53
  5. Step 5: Solve for x
    x = 11,136,820.53/4,445.39
  6. Step 6: Final answer
    x = 2,505.25

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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.