Home / 5,970.60-8,953.65-1,809.39

Finding the Fourth Proportional to 5,970.60, 8,953.65 and 1,809.39

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Solution

The fourth proportional to 5,970.60, 8,953.65 and 1,809.39 is: 2,713.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,970.60 : 8,953.65 = 1,809.39 : x
  2. Step 2: Convert to fraction form
    5,970.60/8,953.65 = 1,809.39/x
  3. Step 3: Cross multiply
    5,970.60x = 8,953.65 × 1,809.39
  4. Step 4: Simplify right side
    5,970.60x = 16,200,644.77
  5. Step 5: Solve for x
    x = 16,200,644.77/5,970.60
  6. Step 6: Final answer
    x = 2,713.40

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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.