Home / 12,258.61-16,916.27-6,955.13

Finding the Fourth Proportional to 12,258.61, 16,916.27 and 6,955.13

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Solution

The fourth proportional to 12,258.61, 16,916.27 and 6,955.13 is: 9,597.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,258.61 : 16,916.27 = 6,955.13 : x
  2. Step 2: Convert to fraction form
    12,258.61/16,916.27 = 6,955.13/x
  3. Step 3: Cross multiply
    12,258.61x = 16,916.27 × 6,955.13
  4. Step 4: Simplify right side
    12,258.61x = 117,654,864.48
  5. Step 5: Solve for x
    x = 117,654,864.48/12,258.61
  6. Step 6: Final answer
    x = 9,597.73

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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.