Home / 9,025.51-13,538.46-2,785.53

Finding the Fourth Proportional to 9,025.51, 13,538.46 and 2,785.53

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Solution

The fourth proportional to 9,025.51, 13,538.46 and 2,785.53 is: 4,178.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,025.51 : 13,538.46 = 2,785.53 : x
  2. Step 2: Convert to fraction form
    9,025.51/13,538.46 = 2,785.53/x
  3. Step 3: Cross multiply
    9,025.51x = 13,538.46 × 2,785.53
  4. Step 4: Simplify right side
    9,025.51x = 37,711,776.04
  5. Step 5: Solve for x
    x = 37,711,776.04/9,025.51
  6. Step 6: Final answer
    x = 4,178.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.