Home / 6,270.40-8,652.70-3,437.32

Finding the Fourth Proportional to 6,270.40, 8,652.70 and 3,437.32

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Solution

The fourth proportional to 6,270.40, 8,652.70 and 3,437.32 is: 4,743.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,270.40 : 8,652.70 = 3,437.32 : x
  2. Step 2: Convert to fraction form
    6,270.40/8,652.70 = 3,437.32/x
  3. Step 3: Cross multiply
    6,270.40x = 8,652.70 × 3,437.32
  4. Step 4: Simplify right side
    6,270.40x = 29,742,098.76
  5. Step 5: Solve for x
    x = 29,742,098.76/6,270.40
  6. Step 6: Final answer
    x = 4,743.25

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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.