Home / 5,045.81-7,569.93-1,583.06

Finding the Fourth Proportional to 5,045.81, 7,569.93 and 1,583.06

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Solution

The fourth proportional to 5,045.81, 7,569.93 and 1,583.06 is: 2,374.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,045.81 : 7,569.93 = 1,583.06 : x
  2. Step 2: Convert to fraction form
    5,045.81/7,569.93 = 1,583.06/x
  3. Step 3: Cross multiply
    5,045.81x = 7,569.93 × 1,583.06
  4. Step 4: Simplify right side
    5,045.81x = 11,983,653.39
  5. Step 5: Solve for x
    x = 11,983,653.39/5,045.81
  6. Step 6: Final answer
    x = 2,374.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.