Home / 9,925.51-13,697.70-5,449.23

Finding the Fourth Proportional to 9,925.51, 13,697.70 and 5,449.23

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Solution

The fourth proportional to 9,925.51, 13,697.70 and 5,449.23 is: 7,520.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,925.51 : 13,697.70 = 5,449.23 : x
  2. Step 2: Convert to fraction form
    9,925.51/13,697.70 = 5,449.23/x
  3. Step 3: Cross multiply
    9,925.51x = 13,697.70 × 5,449.23
  4. Step 4: Simplify right side
    9,925.51x = 74,641,917.77
  5. Step 5: Solve for x
    x = 74,641,917.77/9,925.51
  6. Step 6: Final answer
    x = 7,520.21

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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.