Home / 9,818.51-14,730.03-5,141.06

Finding the Fourth Proportional to 9,818.51, 14,730.03 and 5,141.06

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Solution

The fourth proportional to 9,818.51, 14,730.03 and 5,141.06 is: 7,712.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,818.51 : 14,730.03 = 5,141.06 : x
  2. Step 2: Convert to fraction form
    9,818.51/14,730.03 = 5,141.06/x
  3. Step 3: Cross multiply
    9,818.51x = 14,730.03 × 5,141.06
  4. Step 4: Simplify right side
    9,818.51x = 75,727,894.38
  5. Step 5: Solve for x
    x = 75,727,894.38/9,818.51
  6. Step 6: Final answer
    x = 7,712.77

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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.