Home / 11,621.04-16,030.86-7,364.58

Finding the Fourth Proportional to 11,621.04, 16,030.86 and 7,364.58

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Solution

The fourth proportional to 11,621.04, 16,030.86 and 7,364.58 is: 10,159.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,621.04 : 16,030.86 = 7,364.58 : x
  2. Step 2: Convert to fraction form
    11,621.04/16,030.86 = 7,364.58/x
  3. Step 3: Cross multiply
    11,621.04x = 16,030.86 × 7,364.58
  4. Step 4: Simplify right side
    11,621.04x = 118,060,550.94
  5. Step 5: Solve for x
    x = 118,060,550.94/11,621.04
  6. Step 6: Final answer
    x = 10,159.21

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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.