Home / 4,728.85-6,526.92-2,740.51

Finding the Fourth Proportional to 4,728.85, 6,526.92 and 2,740.51

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Solution

The fourth proportional to 4,728.85, 6,526.92 and 2,740.51 is: 3,782.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,728.85 : 6,526.92 = 2,740.51 : x
  2. Step 2: Convert to fraction form
    4,728.85/6,526.92 = 2,740.51/x
  3. Step 3: Cross multiply
    4,728.85x = 6,526.92 × 2,740.51
  4. Step 4: Simplify right side
    4,728.85x = 17,887,089.53
  5. Step 5: Solve for x
    x = 17,887,089.53/4,728.85
  6. Step 6: Final answer
    x = 3,782.55

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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.