Home / 2,970.60-4,460.76-2,319.36

Finding the Fourth Proportional to 2,970.60, 4,460.76 and 2,319.36

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Solution

The fourth proportional to 2,970.60, 4,460.76 and 2,319.36 is: 3,482.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970.60 : 4,460.76 = 2,319.36 : x
  2. Step 2: Convert to fraction form
    2,970.60/4,460.76 = 2,319.36/x
  3. Step 3: Cross multiply
    2,970.60x = 4,460.76 × 2,319.36
  4. Step 4: Simplify right side
    2,970.60x = 10,346,108.31
  5. Step 5: Solve for x
    x = 10,346,108.31/2,970.60
  6. Step 6: Final answer
    x = 3,482.83

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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.