Home / 6,880.47-10,320.40-4,794.31

Finding the Fourth Proportional to 6,880.47, 10,320.40 and 4,794.31

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Solution

The fourth proportional to 6,880.47, 10,320.40 and 4,794.31 is: 7,191.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,880.47 : 10,320.40 = 4,794.31 : x
  2. Step 2: Convert to fraction form
    6,880.47/10,320.40 = 4,794.31/x
  3. Step 3: Cross multiply
    6,880.47x = 10,320.40 × 4,794.31
  4. Step 4: Simplify right side
    6,880.47x = 49,479,210.74
  5. Step 5: Solve for x
    x = 49,479,210.74/6,880.47
  6. Step 6: Final answer
    x = 7,191.26

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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.