Home / 7,772.35-10,727.23-4,585.45

Finding the Fourth Proportional to 7,772.35, 10,727.23 and 4,585.45

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Solution

The fourth proportional to 7,772.35, 10,727.23 and 4,585.45 is: 6,328.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,772.35 : 10,727.23 = 4,585.45 : x
  2. Step 2: Convert to fraction form
    7,772.35/10,727.23 = 4,585.45/x
  3. Step 3: Cross multiply
    7,772.35x = 10,727.23 × 4,585.45
  4. Step 4: Simplify right side
    7,772.35x = 49,189,176.80
  5. Step 5: Solve for x
    x = 49,189,176.80/7,772.35
  6. Step 6: Final answer
    x = 6,328.74

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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.