Home / 5,868.18-8,802.45-1,972.62

Finding the Fourth Proportional to 5,868.18, 8,802.45 and 1,972.62

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Solution

The fourth proportional to 5,868.18, 8,802.45 and 1,972.62 is: 2,958.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,868.18 : 8,802.45 = 1,972.62 : x
  2. Step 2: Convert to fraction form
    5,868.18/8,802.45 = 1,972.62/x
  3. Step 3: Cross multiply
    5,868.18x = 8,802.45 × 1,972.62
  4. Step 4: Simplify right side
    5,868.18x = 17,363,888.92
  5. Step 5: Solve for x
    x = 17,363,888.92/5,868.18
  6. Step 6: Final answer
    x = 2,958.99

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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.