Home / 6,816.15-9,397.60-4,574.47

Finding the Fourth Proportional to 6,816.15, 9,397.60 and 4,574.47

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Solution

The fourth proportional to 6,816.15, 9,397.60 and 4,574.47 is: 6,306.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,816.15 : 9,397.60 = 4,574.47 : x
  2. Step 2: Convert to fraction form
    6,816.15/9,397.60 = 4,574.47/x
  3. Step 3: Cross multiply
    6,816.15x = 9,397.60 × 4,574.47
  4. Step 4: Simplify right side
    6,816.15x = 42,989,039.27
  5. Step 5: Solve for x
    x = 42,989,039.27/6,816.15
  6. Step 6: Final answer
    x = 6,306.94

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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.