Home / 9,302.27-12,840.50-6,159.47

Finding the Fourth Proportional to 9,302.27, 12,840.50 and 6,159.47

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Solution

The fourth proportional to 9,302.27, 12,840.50 and 6,159.47 is: 8,502.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,302.27 : 12,840.50 = 6,159.47 : x
  2. Step 2: Convert to fraction form
    9,302.27/12,840.50 = 6,159.47/x
  3. Step 3: Cross multiply
    9,302.27x = 12,840.50 × 6,159.47
  4. Step 4: Simplify right side
    9,302.27x = 79,090,674.54
  5. Step 5: Solve for x
    x = 79,090,674.54/9,302.27
  6. Step 6: Final answer
    x = 8,502.30

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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.