Home / 9,486.50-13,070.00-6,612.53

Finding the Fourth Proportional to 9,486.50, 13,070.00 and 6,612.53

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Solution

The fourth proportional to 9,486.50, 13,070.00 and 6,612.53 is: 9,110.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,486.50 : 13,070.00 = 6,612.53 : x
  2. Step 2: Convert to fraction form
    9,486.50/13,070.00 = 6,612.53/x
  3. Step 3: Cross multiply
    9,486.50x = 13,070.00 × 6,612.53
  4. Step 4: Simplify right side
    9,486.50x = 86,425,668.69
  5. Step 5: Solve for x
    x = 86,425,668.69/9,486.50
  6. Step 6: Final answer
    x = 9,110.39

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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.