Home / 4,184.80-6,274.88-2,870.08

Finding the Fourth Proportional to 4,184.80, 6,274.88 and 2,870.08

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Solution

The fourth proportional to 4,184.80, 6,274.88 and 2,870.08 is: 4,303.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,184.80 : 6,274.88 = 2,870.08 : x
  2. Step 2: Convert to fraction form
    4,184.80/6,274.88 = 2,870.08/x
  3. Step 3: Cross multiply
    4,184.80x = 6,274.88 × 2,870.08
  4. Step 4: Simplify right side
    4,184.80x = 18,009,407.59
  5. Step 5: Solve for x
    x = 18,009,407.59/4,184.80
  6. Step 6: Final answer
    x = 4,303.53

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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.