Home / 10,869.02-15,000.08-6,154.01

Finding the Fourth Proportional to 10,869.02, 15,000.08 and 6,154.01

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Solution

The fourth proportional to 10,869.02, 15,000.08 and 6,154.01 is: 8,493.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,869.02 : 15,000.08 = 6,154.01 : x
  2. Step 2: Convert to fraction form
    10,869.02/15,000.08 = 6,154.01/x
  3. Step 3: Cross multiply
    10,869.02x = 15,000.08 × 6,154.01
  4. Step 4: Simplify right side
    10,869.02x = 92,310,642.32
  5. Step 5: Solve for x
    x = 92,310,642.32/10,869.02
  6. Step 6: Final answer
    x = 8,493.01

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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.