Home / 7,557.51-10,429.88-4,371.38

Finding the Fourth Proportional to 7,557.51, 10,429.88 and 4,371.38

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Solution

The fourth proportional to 7,557.51, 10,429.88 and 4,371.38 is: 6,032.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,557.51 : 10,429.88 = 4,371.38 : x
  2. Step 2: Convert to fraction form
    7,557.51/10,429.88 = 4,371.38/x
  3. Step 3: Cross multiply
    7,557.51x = 10,429.88 × 4,371.38
  4. Step 4: Simplify right side
    7,557.51x = 45,592,982.42
  5. Step 5: Solve for x
    x = 45,592,982.42/7,557.51
  6. Step 6: Final answer
    x = 6,032.81

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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.