Home / 8,356.60-11,534.18-4,821.92

Finding the Fourth Proportional to 8,356.60, 11,534.18 and 4,821.92

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Solution

The fourth proportional to 8,356.60, 11,534.18 and 4,821.92 is: 6,655.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,356.60 : 11,534.18 = 4,821.92 : x
  2. Step 2: Convert to fraction form
    8,356.60/11,534.18 = 4,821.92/x
  3. Step 3: Cross multiply
    8,356.60x = 11,534.18 × 4,821.92
  4. Step 4: Simplify right side
    8,356.60x = 55,616,893.23
  5. Step 5: Solve for x
    x = 55,616,893.23/8,356.60
  6. Step 6: Final answer
    x = 6,655.45

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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.