Home / 7,973.87-11,001.89-4,436.40

Finding the Fourth Proportional to 7,973.87, 11,001.89 and 4,436.40

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Solution

The fourth proportional to 7,973.87, 11,001.89 and 4,436.40 is: 6,121.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,973.87 : 11,001.89 = 4,436.40 : x
  2. Step 2: Convert to fraction form
    7,973.87/11,001.89 = 4,436.40/x
  3. Step 3: Cross multiply
    7,973.87x = 11,001.89 × 4,436.40
  4. Step 4: Simplify right side
    7,973.87x = 48,808,762.61
  5. Step 5: Solve for x
    x = 48,808,762.61/7,973.87
  6. Step 6: Final answer
    x = 6,121.09

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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.