Home / 5,088.61-7,582.94-4,921.38

Finding the Fourth Proportional to 5,088.61, 7,582.94 and 4,921.38

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Solution

The fourth proportional to 5,088.61, 7,582.94 and 4,921.38 is: 7,333.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,088.61 : 7,582.94 = 4,921.38 : x
  2. Step 2: Convert to fraction form
    5,088.61/7,582.94 = 4,921.38/x
  3. Step 3: Cross multiply
    5,088.61x = 7,582.94 × 4,921.38
  4. Step 4: Simplify right side
    5,088.61x = 37,318,550.79
  5. Step 5: Solve for x
    x = 37,318,550.79/5,088.61
  6. Step 6: Final answer
    x = 7,333.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.