Home / 11,547.73-15,935.57-6,512.00

Finding the Fourth Proportional to 11,547.73, 15,935.57 and 6,512.00

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Solution

The fourth proportional to 11,547.73, 15,935.57 and 6,512.00 is: 8,986.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,547.73 : 15,935.57 = 6,512.00 : x
  2. Step 2: Convert to fraction form
    11,547.73/15,935.57 = 6,512.00/x
  3. Step 3: Cross multiply
    11,547.73x = 15,935.57 × 6,512.00
  4. Step 4: Simplify right side
    11,547.73x = 103,772,344.02
  5. Step 5: Solve for x
    x = 103,772,344.02/11,547.73
  6. Step 6: Final answer
    x = 8,986.38

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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.