Home / 5,981.63-8,973.89-1,877.63

Finding the Fourth Proportional to 5,981.63, 8,973.89 and 1,877.63

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Solution

The fourth proportional to 5,981.63, 8,973.89 and 1,877.63 is: 2,816.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,981.63 : 8,973.89 = 1,877.63 : x
  2. Step 2: Convert to fraction form
    5,981.63/8,973.89 = 1,877.63/x
  3. Step 3: Cross multiply
    5,981.63x = 8,973.89 × 1,877.63
  4. Step 4: Simplify right side
    5,981.63x = 16,849,590.82
  5. Step 5: Solve for x
    x = 16,849,590.82/5,981.63
  6. Step 6: Final answer
    x = 2,816.89

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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.