Home / 4,750.50-6,555.69-2,655.12

Finding the Fourth Proportional to 4,750.50, 6,555.69 and 2,655.12

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Solution

The fourth proportional to 4,750.50, 6,555.69 and 2,655.12 is: 3,664.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,750.50 : 6,555.69 = 2,655.12 : x
  2. Step 2: Convert to fraction form
    4,750.50/6,555.69 = 2,655.12/x
  3. Step 3: Cross multiply
    4,750.50x = 6,555.69 × 2,655.12
  4. Step 4: Simplify right side
    4,750.50x = 17,406,143.63
  5. Step 5: Solve for x
    x = 17,406,143.63/4,750.50
  6. Step 6: Final answer
    x = 3,664.07

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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.