Home / 6,722.70-10,064.85-4,130.70

Finding the Fourth Proportional to 6,722.70, 10,064.85 and 4,130.70

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Solution

The fourth proportional to 6,722.70, 10,064.85 and 4,130.70 is: 6,184.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,722.70 : 10,064.85 = 4,130.70 : x
  2. Step 2: Convert to fraction form
    6,722.70/10,064.85 = 4,130.70/x
  3. Step 3: Cross multiply
    6,722.70x = 10,064.85 × 4,130.70
  4. Step 4: Simplify right side
    6,722.70x = 41,574,875.90
  5. Step 5: Solve for x
    x = 41,574,875.90/6,722.70
  6. Step 6: Final answer
    x = 6,184.25

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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.