Home / 10,785.15-14,883.72-6,536.07

Finding the Fourth Proportional to 10,785.15, 14,883.72 and 6,536.07

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Solution

The fourth proportional to 10,785.15, 14,883.72 and 6,536.07 is: 9,019.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,785.15 : 14,883.72 = 6,536.07 : x
  2. Step 2: Convert to fraction form
    10,785.15/14,883.72 = 6,536.07/x
  3. Step 3: Cross multiply
    10,785.15x = 14,883.72 × 6,536.07
  4. Step 4: Simplify right side
    10,785.15x = 97,281,035.78
  5. Step 5: Solve for x
    x = 97,281,035.78/10,785.15
  6. Step 6: Final answer
    x = 9,019.91

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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.