Home / 7,027.86-9,699.48-4,376.10

Finding the Fourth Proportional to 7,027.86, 9,699.48 and 4,376.10

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Solution

The fourth proportional to 7,027.86, 9,699.48 and 4,376.10 is: 6,039.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,027.86 : 9,699.48 = 4,376.10 : x
  2. Step 2: Convert to fraction form
    7,027.86/9,699.48 = 4,376.10/x
  3. Step 3: Cross multiply
    7,027.86x = 9,699.48 × 4,376.10
  4. Step 4: Simplify right side
    7,027.86x = 42,445,894.43
  5. Step 5: Solve for x
    x = 42,445,894.43/7,027.86
  6. Step 6: Final answer
    x = 6,039.66

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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.