Home / 4,925.49-6,789.13-3,430.81

Finding the Fourth Proportional to 4,925.49, 6,789.13 and 3,430.81

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Solution

The fourth proportional to 4,925.49, 6,789.13 and 3,430.81 is: 4,728.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,925.49 : 6,789.13 = 3,430.81 : x
  2. Step 2: Convert to fraction form
    4,925.49/6,789.13 = 3,430.81/x
  3. Step 3: Cross multiply
    4,925.49x = 6,789.13 × 3,430.81
  4. Step 4: Simplify right side
    4,925.49x = 23,292,189.55
  5. Step 5: Solve for x
    x = 23,292,189.55/4,925.49
  6. Step 6: Final answer
    x = 4,728.91

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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.