Home / 7,298.10-10,948.86-2,103.84

Finding the Fourth Proportional to 7,298.10, 10,948.86 and 2,103.84

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Solution

The fourth proportional to 7,298.10, 10,948.86 and 2,103.84 is: 3,156.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,298.10 : 10,948.86 = 2,103.84 : x
  2. Step 2: Convert to fraction form
    7,298.10/10,948.86 = 2,103.84/x
  3. Step 3: Cross multiply
    7,298.10x = 10,948.86 × 2,103.84
  4. Step 4: Simplify right side
    7,298.10x = 23,034,649.62
  5. Step 5: Solve for x
    x = 23,034,649.62/7,298.10
  6. Step 6: Final answer
    x = 3,156.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.