Home / 9,827.40-14,723.10-4,621.80

Finding the Fourth Proportional to 9,827.40, 14,723.10 and 4,621.80

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Solution

The fourth proportional to 9,827.40, 14,723.10 and 4,621.80 is: 6,924.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,827.40 : 14,723.10 = 4,621.80 : x
  2. Step 2: Convert to fraction form
    9,827.40/14,723.10 = 4,621.80/x
  3. Step 3: Cross multiply
    9,827.40x = 14,723.10 × 4,621.80
  4. Step 4: Simplify right side
    9,827.40x = 68,047,223.58
  5. Step 5: Solve for x
    x = 68,047,223.58/9,827.40
  6. Step 6: Final answer
    x = 6,924.23

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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.