Home / 7,901.69-10,904.36-4,316.54

Finding the Fourth Proportional to 7,901.69, 10,904.36 and 4,316.54

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Solution

The fourth proportional to 7,901.69, 10,904.36 and 4,316.54 is: 5,956.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,901.69 : 10,904.36 = 4,316.54 : x
  2. Step 2: Convert to fraction form
    7,901.69/10,904.36 = 4,316.54/x
  3. Step 3: Cross multiply
    7,901.69x = 10,904.36 × 4,316.54
  4. Step 4: Simplify right side
    7,901.69x = 47,069,030.01
  5. Step 5: Solve for x
    x = 47,069,030.01/7,901.69
  6. Step 6: Final answer
    x = 5,956.83

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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.