Home / 11,341.02-16,988.49-5,857.50

Finding the Fourth Proportional to 11,341.02, 16,988.49 and 5,857.50

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Solution

The fourth proportional to 11,341.02, 16,988.49 and 5,857.50 is: 8,774.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,341.02 : 16,988.49 = 5,857.50 : x
  2. Step 2: Convert to fraction form
    11,341.02/16,988.49 = 5,857.50/x
  3. Step 3: Cross multiply
    11,341.02x = 16,988.49 × 5,857.50
  4. Step 4: Simplify right side
    11,341.02x = 99,510,080.18
  5. Step 5: Solve for x
    x = 99,510,080.18/11,341.02
  6. Step 6: Final answer
    x = 8,774.35

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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.