Home / 7,114.73-9,814.28-4,457.52

Finding the Fourth Proportional to 7,114.73, 9,814.28 and 4,457.52

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Solution

The fourth proportional to 7,114.73, 9,814.28 and 4,457.52 is: 6,148.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,114.73 : 9,814.28 = 4,457.52 : x
  2. Step 2: Convert to fraction form
    7,114.73/9,814.28 = 4,457.52/x
  3. Step 3: Cross multiply
    7,114.73x = 9,814.28 × 4,457.52
  4. Step 4: Simplify right side
    7,114.73x = 43,747,327.10
  5. Step 5: Solve for x
    x = 43,747,327.10/7,114.73
  6. Step 6: Final answer
    x = 6,148.84

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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.