Home / 6,687.10-10,030.65-4,051.90

Finding the Fourth Proportional to 6,687.10, 10,030.65 and 4,051.90

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Solution

The fourth proportional to 6,687.10, 10,030.65 and 4,051.90 is: 6,077.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,687.10 : 10,030.65 = 4,051.90 : x
  2. Step 2: Convert to fraction form
    6,687.10/10,030.65 = 4,051.90/x
  3. Step 3: Cross multiply
    6,687.10x = 10,030.65 × 4,051.90
  4. Step 4: Simplify right side
    6,687.10x = 40,643,190.74
  5. Step 5: Solve for x
    x = 40,643,190.74/6,687.10
  6. Step 6: Final answer
    x = 6,077.85

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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.