Home / 3,536.14-5,303.87-1,780.45

Finding the Fourth Proportional to 3,536.14, 5,303.87 and 1,780.45

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Solution

The fourth proportional to 3,536.14, 5,303.87 and 1,780.45 is: 2,670.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,536.14 : 5,303.87 = 1,780.45 : x
  2. Step 2: Convert to fraction form
    3,536.14/5,303.87 = 1,780.45/x
  3. Step 3: Cross multiply
    3,536.14x = 5,303.87 × 1,780.45
  4. Step 4: Simplify right side
    3,536.14x = 9,443,264.86
  5. Step 5: Solve for x
    x = 9,443,264.86/3,536.14
  6. Step 6: Final answer
    x = 2,670.50

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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.