Home / 4,701.96-7,052.03-1,780.50

Finding the Fourth Proportional to 4,701.96, 7,052.03 and 1,780.50

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Solution

The fourth proportional to 4,701.96, 7,052.03 and 1,780.50 is: 2,670.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,701.96 : 7,052.03 = 1,780.50 : x
  2. Step 2: Convert to fraction form
    4,701.96/7,052.03 = 1,780.50/x
  3. Step 3: Cross multiply
    4,701.96x = 7,052.03 × 1,780.50
  4. Step 4: Simplify right side
    4,701.96x = 12,556,130.51
  5. Step 5: Solve for x
    x = 12,556,130.51/4,701.96
  6. Step 6: Final answer
    x = 2,670.40

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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.