Home / 8,666.89-13,004.48-4,506.13

Finding the Fourth Proportional to 8,666.89, 13,004.48 and 4,506.13

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Solution

The fourth proportional to 8,666.89, 13,004.48 and 4,506.13 is: 6,761.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,666.89 : 13,004.48 = 4,506.13 : x
  2. Step 2: Convert to fraction form
    8,666.89/13,004.48 = 4,506.13/x
  3. Step 3: Cross multiply
    8,666.89x = 13,004.48 × 4,506.13
  4. Step 4: Simplify right side
    8,666.89x = 58,599,877.46
  5. Step 5: Solve for x
    x = 58,599,877.46/8,666.89
  6. Step 6: Final answer
    x = 6,761.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.