Home / 7,459.02-11,187.18-2,777.94

Finding the Fourth Proportional to 7,459.02, 11,187.18 and 2,777.94

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Solution

The fourth proportional to 7,459.02, 11,187.18 and 2,777.94 is: 4,166.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,459.02 : 11,187.18 = 2,777.94 : x
  2. Step 2: Convert to fraction form
    7,459.02/11,187.18 = 2,777.94/x
  3. Step 3: Cross multiply
    7,459.02x = 11,187.18 × 2,777.94
  4. Step 4: Simplify right side
    7,459.02x = 31,077,314.81
  5. Step 5: Solve for x
    x = 31,077,314.81/7,459.02
  6. Step 6: Final answer
    x = 4,166.41

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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.