Home / 5,555.06-7,666.13-3,037.28

Finding the Fourth Proportional to 5,555.06, 7,666.13 and 3,037.28

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Solution

The fourth proportional to 5,555.06, 7,666.13 and 3,037.28 is: 4,191.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555.06 : 7,666.13 = 3,037.28 : x
  2. Step 2: Convert to fraction form
    5,555.06/7,666.13 = 3,037.28/x
  3. Step 3: Cross multiply
    5,555.06x = 7,666.13 × 3,037.28
  4. Step 4: Simplify right side
    5,555.06x = 23,284,129.81
  5. Step 5: Solve for x
    x = 23,284,129.81/5,555.06
  6. Step 6: Final answer
    x = 4,191.52

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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.