Home / 7,298.16-10,071.60-4,154.88

Finding the Fourth Proportional to 7,298.16, 10,071.60 and 4,154.88

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Solution

The fourth proportional to 7,298.16, 10,071.60 and 4,154.88 is: 5,733.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,298.16 : 10,071.60 = 4,154.88 : x
  2. Step 2: Convert to fraction form
    7,298.16/10,071.60 = 4,154.88/x
  3. Step 3: Cross multiply
    7,298.16x = 10,071.60 × 4,154.88
  4. Step 4: Simplify right side
    7,298.16x = 41,846,289.41
  5. Step 5: Solve for x
    x = 41,846,289.41/7,298.16
  6. Step 6: Final answer
    x = 5,733.81

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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.