Home / 5,528.53-7,632.51-3,645.58

Finding the Fourth Proportional to 5,528.53, 7,632.51 and 3,645.58

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Solution

The fourth proportional to 5,528.53, 7,632.51 and 3,645.58 is: 5,032.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,528.53 : 7,632.51 = 3,645.58 : x
  2. Step 2: Convert to fraction form
    5,528.53/7,632.51 = 3,645.58/x
  3. Step 3: Cross multiply
    5,528.53x = 7,632.51 × 3,645.58
  4. Step 4: Simplify right side
    5,528.53x = 27,824,925.81
  5. Step 5: Solve for x
    x = 27,824,925.81/5,528.53
  6. Step 6: Final answer
    x = 5,032.97

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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.