Home / 8,590.64-11,856.06-4,814.82

Finding the Fourth Proportional to 8,590.64, 11,856.06 and 4,814.82

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Solution

The fourth proportional to 8,590.64, 11,856.06 and 4,814.82 is: 6,645.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,590.64 : 11,856.06 = 4,814.82 : x
  2. Step 2: Convert to fraction form
    8,590.64/11,856.06 = 4,814.82/x
  3. Step 3: Cross multiply
    8,590.64x = 11,856.06 × 4,814.82
  4. Step 4: Simplify right side
    8,590.64x = 57,084,794.81
  5. Step 5: Solve for x
    x = 57,084,794.81/8,590.64
  6. Step 6: Final answer
    x = 6,645.00

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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.