Home / 5,023.09-6,931.57-2,784.85

Finding the Fourth Proportional to 5,023.09, 6,931.57 and 2,784.85

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Solution

The fourth proportional to 5,023.09, 6,931.57 and 2,784.85 is: 3,842.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,023.09 : 6,931.57 = 2,784.85 : x
  2. Step 2: Convert to fraction form
    5,023.09/6,931.57 = 2,784.85/x
  3. Step 3: Cross multiply
    5,023.09x = 6,931.57 × 2,784.85
  4. Step 4: Simplify right side
    5,023.09x = 19,303,382.71
  5. Step 5: Solve for x
    x = 19,303,382.71/5,023.09
  6. Step 6: Final answer
    x = 3,842.93

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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.