Home / 8,764.32-12,094.78-4,785.35

Finding the Fourth Proportional to 8,764.32, 12,094.78 and 4,785.35

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Solution

The fourth proportional to 8,764.32, 12,094.78 and 4,785.35 is: 6,603.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,764.32 : 12,094.78 = 4,785.35 : x
  2. Step 2: Convert to fraction form
    8,764.32/12,094.78 = 4,785.35/x
  3. Step 3: Cross multiply
    8,764.32x = 12,094.78 × 4,785.35
  4. Step 4: Simplify right side
    8,764.32x = 57,877,746.34
  5. Step 5: Solve for x
    x = 57,877,746.34/8,764.32
  6. Step 6: Final answer
    x = 6,603.79

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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.