Home / 7,783.48-10,741.26-4,246.72

Finding the Fourth Proportional to 7,783.48, 10,741.26 and 4,246.72

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Solution

The fourth proportional to 7,783.48, 10,741.26 and 4,246.72 is: 5,860.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,783.48 : 10,741.26 = 4,246.72 : x
  2. Step 2: Convert to fraction form
    7,783.48/10,741.26 = 4,246.72/x
  3. Step 3: Cross multiply
    7,783.48x = 10,741.26 × 4,246.72
  4. Step 4: Simplify right side
    7,783.48x = 45,615,123.67
  5. Step 5: Solve for x
    x = 45,615,123.67/7,783.48
  6. Step 6: Final answer
    x = 5,860.51

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Double scale
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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.