Home / 8,562.48-11,816.18-4,785.64

Finding the Fourth Proportional to 8,562.48, 11,816.18 and 4,785.64

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Solution

The fourth proportional to 8,562.48, 11,816.18 and 4,785.64 is: 6,604.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,562.48 : 11,816.18 = 4,785.64 : x
  2. Step 2: Convert to fraction form
    8,562.48/11,816.18 = 4,785.64/x
  3. Step 3: Cross multiply
    8,562.48x = 11,816.18 × 4,785.64
  4. Step 4: Simplify right side
    8,562.48x = 56,547,959.73
  5. Step 5: Solve for x
    x = 56,547,959.73/8,562.48
  6. Step 6: Final answer
    x = 6,604.16

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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.