Home / 4,263.60-6,392.76-1,663.50

Finding the Fourth Proportional to 4,263.60, 6,392.76 and 1,663.50

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Solution

The fourth proportional to 4,263.60, 6,392.76 and 1,663.50 is: 2,494.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,263.60 : 6,392.76 = 1,663.50 : x
  2. Step 2: Convert to fraction form
    4,263.60/6,392.76 = 1,663.50/x
  3. Step 3: Cross multiply
    4,263.60x = 6,392.76 × 1,663.50
  4. Step 4: Simplify right side
    4,263.60x = 10,634,356.26
  5. Step 5: Solve for x
    x = 10,634,356.26/4,263.60
  6. Step 6: Final answer
    x = 2,494.22

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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.