Home / 5,374.95-7,417.46-2,984.96

Finding the Fourth Proportional to 5,374.95, 7,417.46 and 2,984.96

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Solution

The fourth proportional to 5,374.95, 7,417.46 and 2,984.96 is: 4,119.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,374.95 : 7,417.46 = 2,984.96 : x
  2. Step 2: Convert to fraction form
    5,374.95/7,417.46 = 2,984.96/x
  3. Step 3: Cross multiply
    5,374.95x = 7,417.46 × 2,984.96
  4. Step 4: Simplify right side
    5,374.95x = 22,140,769.39
  5. Step 5: Solve for x
    x = 22,140,769.39/5,374.95
  6. Step 6: Final answer
    x = 4,119.25

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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.