Home / 6,929.41-9,559.56-4,690.48

Finding the Fourth Proportional to 6,929.41, 9,559.56 and 4,690.48

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Solution

The fourth proportional to 6,929.41, 9,559.56 and 4,690.48 is: 6,470.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,929.41 : 9,559.56 = 4,690.48 : x
  2. Step 2: Convert to fraction form
    6,929.41/9,559.56 = 4,690.48/x
  3. Step 3: Cross multiply
    6,929.41x = 9,559.56 × 4,690.48
  4. Step 4: Simplify right side
    6,929.41x = 44,838,924.99
  5. Step 5: Solve for x
    x = 44,838,924.99/6,929.41
  6. Step 6: Final answer
    x = 6,470.81

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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.