Home / 7,298.13-10,071.43-4,154.31

Finding the Fourth Proportional to 7,298.13, 10,071.43 and 4,154.31

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Solution

The fourth proportional to 7,298.13, 10,071.43 and 4,154.31 is: 5,732.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,298.13 : 10,071.43 = 4,154.31 : x
  2. Step 2: Convert to fraction form
    7,298.13/10,071.43 = 4,154.31/x
  3. Step 3: Cross multiply
    7,298.13x = 10,071.43 × 4,154.31
  4. Step 4: Simplify right side
    7,298.13x = 41,839,846.77
  5. Step 5: Solve for x
    x = 41,839,846.77/7,298.13
  6. Step 6: Final answer
    x = 5,732.96

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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.