Home / 8,333.18-11,499.63-4,607.18

Finding the Fourth Proportional to 8,333.18, 11,499.63 and 4,607.18

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Solution

The fourth proportional to 8,333.18, 11,499.63 and 4,607.18 is: 6,357.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,333.18 : 11,499.63 = 4,607.18 : x
  2. Step 2: Convert to fraction form
    8,333.18/11,499.63 = 4,607.18/x
  3. Step 3: Cross multiply
    8,333.18x = 11,499.63 × 4,607.18
  4. Step 4: Simplify right side
    8,333.18x = 52,980,865.34
  5. Step 5: Solve for x
    x = 52,980,865.34/8,333.18
  6. Step 6: Final answer
    x = 6,357.82

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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.