Home / 7,041.48-9,718.83-4,057.86

Finding the Fourth Proportional to 7,041.48, 9,718.83 and 4,057.86

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Solution

The fourth proportional to 7,041.48, 9,718.83 and 4,057.86 is: 5,600.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,041.48 : 9,718.83 = 4,057.86 : x
  2. Step 2: Convert to fraction form
    7,041.48/9,718.83 = 4,057.86/x
  3. Step 3: Cross multiply
    7,041.48x = 9,718.83 × 4,057.86
  4. Step 4: Simplify right side
    7,041.48x = 39,437,651.50
  5. Step 5: Solve for x
    x = 39,437,651.50/7,041.48
  6. Step 6: Final answer
    x = 5,600.76

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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.