Home / 6,275.36-9,412.32-1,658.72

Finding the Fourth Proportional to 6,275.36, 9,412.32 and 1,658.72

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Solution

The fourth proportional to 6,275.36, 9,412.32 and 1,658.72 is: 2,487.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,275.36 : 9,412.32 = 1,658.72 : x
  2. Step 2: Convert to fraction form
    6,275.36/9,412.32 = 1,658.72/x
  3. Step 3: Cross multiply
    6,275.36x = 9,412.32 × 1,658.72
  4. Step 4: Simplify right side
    6,275.36x = 15,612,403.43
  5. Step 5: Solve for x
    x = 15,612,403.43/6,275.36
  6. Step 6: Final answer
    x = 2,487.89

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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.