Home / 4,209.28-5,808.52-2,530.76

Finding the Fourth Proportional to 4,209.28, 5,808.52 and 2,530.76

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Solution

The fourth proportional to 4,209.28, 5,808.52 and 2,530.76 is: 3,492.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,209.28 : 5,808.52 = 2,530.76 : x
  2. Step 2: Convert to fraction form
    4,209.28/5,808.52 = 2,530.76/x
  3. Step 3: Cross multiply
    4,209.28x = 5,808.52 × 2,530.76
  4. Step 4: Simplify right side
    4,209.28x = 14,699,970.08
  5. Step 5: Solve for x
    x = 14,699,970.08/4,209.28
  6. Step 6: Final answer
    x = 3,492.28

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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.