Home / 10,956.18-15,120.62-6,710.01

Finding the Fourth Proportional to 10,956.18, 15,120.62 and 6,710.01

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Solution

The fourth proportional to 10,956.18, 15,120.62 and 6,710.01 is: 9,260.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,956.18 : 15,120.62 = 6,710.01 : x
  2. Step 2: Convert to fraction form
    10,956.18/15,120.62 = 6,710.01/x
  3. Step 3: Cross multiply
    10,956.18x = 15,120.62 × 6,710.01
  4. Step 4: Simplify right side
    10,956.18x = 101,459,484.06
  5. Step 5: Solve for x
    x = 101,459,484.06/10,956.18
  6. Step 6: Final answer
    x = 9,260.48

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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.