Home / 7,483.15-10,326.28-4,125.79

Finding the Fourth Proportional to 7,483.15, 10,326.28 and 4,125.79

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Solution

The fourth proportional to 7,483.15, 10,326.28 and 4,125.79 is: 5,693.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,483.15 : 10,326.28 = 4,125.79 : x
  2. Step 2: Convert to fraction form
    7,483.15/10,326.28 = 4,125.79/x
  3. Step 3: Cross multiply
    7,483.15x = 10,326.28 × 4,125.79
  4. Step 4: Simplify right side
    7,483.15x = 42,604,062.76
  5. Step 5: Solve for x
    x = 42,604,062.76/7,483.15
  6. Step 6: Final answer
    x = 5,693.33

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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.