Home / 5,637.60-8,461.80-2,867.40

Finding the Fourth Proportional to 5,637.60, 8,461.80 and 2,867.40

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Solution

The fourth proportional to 5,637.60, 8,461.80 and 2,867.40 is: 4,303.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,637.60 : 8,461.80 = 2,867.40 : x
  2. Step 2: Convert to fraction form
    5,637.60/8,461.80 = 2,867.40/x
  3. Step 3: Cross multiply
    5,637.60x = 8,461.80 × 2,867.40
  4. Step 4: Simplify right side
    5,637.60x = 24,263,365.32
  5. Step 5: Solve for x
    x = 24,263,365.32/5,637.60
  6. Step 6: Final answer
    x = 4,303.85

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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.