Home / 4,699.68-7,050.72-1,580.16

Finding the Fourth Proportional to 4,699.68, 7,050.72 and 1,580.16

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Solution

The fourth proportional to 4,699.68, 7,050.72 and 1,580.16 is: 2,370.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,699.68 : 7,050.72 = 1,580.16 : x
  2. Step 2: Convert to fraction form
    4,699.68/7,050.72 = 1,580.16/x
  3. Step 3: Cross multiply
    4,699.68x = 7,050.72 × 1,580.16
  4. Step 4: Simplify right side
    4,699.68x = 11,141,265.72
  5. Step 5: Solve for x
    x = 11,141,265.72/4,699.68
  6. Step 6: Final answer
    x = 2,370.64

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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.