Home / 4,572.40-6,309.54-2,683.78

Finding the Fourth Proportional to 4,572.40, 6,309.54 and 2,683.78

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Solution

The fourth proportional to 4,572.40, 6,309.54 and 2,683.78 is: 3,703.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,572.40 : 6,309.54 = 2,683.78 : x
  2. Step 2: Convert to fraction form
    4,572.40/6,309.54 = 2,683.78/x
  3. Step 3: Cross multiply
    4,572.40x = 6,309.54 × 2,683.78
  4. Step 4: Simplify right side
    4,572.40x = 16,933,417.26
  5. Step 5: Solve for x
    x = 16,933,417.26/4,572.40
  6. Step 6: Final answer
    x = 3,703.40

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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.