Home / 10,686.55-16,035.87-5,756.08

Finding the Fourth Proportional to 10,686.55, 16,035.87 and 5,756.08

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Solution

The fourth proportional to 10,686.55, 16,035.87 and 5,756.08 is: 8,637.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,686.55 : 16,035.87 = 5,756.08 : x
  2. Step 2: Convert to fraction form
    10,686.55/16,035.87 = 5,756.08/x
  3. Step 3: Cross multiply
    10,686.55x = 16,035.87 × 5,756.08
  4. Step 4: Simplify right side
    10,686.55x = 92,303,750.59
  5. Step 5: Solve for x
    x = 92,303,750.59/10,686.55
  6. Step 6: Final answer
    x = 8,637.38

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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.