Home / 4,670.92-6,445.86-2,575

Finding the Fourth Proportional to 4,670.92, 6,445.86 and 2,575

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Solution

The fourth proportional to 4,670.92, 6,445.86 and 2,575 is: 3,553.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,670.92 : 6,445.86 = 2,575 : x
  2. Step 2: Convert to fraction form
    4,670.92/6,445.86 = 2,575/x
  3. Step 3: Cross multiply
    4,670.92x = 6,445.86 × 2,575
  4. Step 4: Simplify right side
    4,670.92x = 16,598,089.50
  5. Step 5: Solve for x
    x = 16,598,089.50/4,670.92
  6. Step 6: Final answer
    x = 3,553.49

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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.