Home / 7,045.25-9,724.19-4,062.87

Finding the Fourth Proportional to 7,045.25, 9,724.19 and 4,062.87

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Solution

The fourth proportional to 7,045.25, 9,724.19 and 4,062.87 is: 5,607.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,045.25 : 9,724.19 = 4,062.87 : x
  2. Step 2: Convert to fraction form
    7,045.25/9,724.19 = 4,062.87/x
  3. Step 3: Cross multiply
    7,045.25x = 9,724.19 × 4,062.87
  4. Step 4: Simplify right side
    7,045.25x = 39,508,099.51
  5. Step 5: Solve for x
    x = 39,508,099.51/7,045.25
  6. Step 6: Final answer
    x = 5,607.77

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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.