Home / 9,530.49-13,156.73-6,345.68

Finding the Fourth Proportional to 9,530.49, 13,156.73 and 6,345.68

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Solution

The fourth proportional to 9,530.49, 13,156.73 and 6,345.68 is: 8,760.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,530.49 : 13,156.73 = 6,345.68 : x
  2. Step 2: Convert to fraction form
    9,530.49/13,156.73 = 6,345.68/x
  3. Step 3: Cross multiply
    9,530.49x = 13,156.73 × 6,345.68
  4. Step 4: Simplify right side
    9,530.49x = 83,488,324.71
  5. Step 5: Solve for x
    x = 83,488,324.71/9,530.49
  6. Step 6: Final answer
    x = 8,760.13

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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.