Home / 10,088.83-15,133.65-3,515.68

Finding the Fourth Proportional to 10,088.83, 15,133.65 and 3,515.68

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Solution

The fourth proportional to 10,088.83, 15,133.65 and 3,515.68 is: 5,273.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,088.83 : 15,133.65 = 3,515.68 : x
  2. Step 2: Convert to fraction form
    10,088.83/15,133.65 = 3,515.68/x
  3. Step 3: Cross multiply
    10,088.83x = 15,133.65 × 3,515.68
  4. Step 4: Simplify right side
    10,088.83x = 53,205,070.63
  5. Step 5: Solve for x
    x = 53,205,070.63/10,088.83
  6. Step 6: Final answer
    x = 5,273.66

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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.