Home / 8,235.60-11,364.72-4,650.48

Finding the Fourth Proportional to 8,235.60, 11,364.72 and 4,650.48

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Solution

The fourth proportional to 8,235.60, 11,364.72 and 4,650.48 is: 6,417.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,235.60 : 11,364.72 = 4,650.48 : x
  2. Step 2: Convert to fraction form
    8,235.60/11,364.72 = 4,650.48/x
  3. Step 3: Cross multiply
    8,235.60x = 11,364.72 × 4,650.48
  4. Step 4: Simplify right side
    8,235.60x = 52,851,403.07
  5. Step 5: Solve for x
    x = 52,851,403.07/8,235.60
  6. Step 6: Final answer
    x = 6,417.43

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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.