Home / 10,970.04-15,135.12-6,253.44

Finding the Fourth Proportional to 10,970.04, 15,135.12 and 6,253.44

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Solution

The fourth proportional to 10,970.04, 15,135.12 and 6,253.44 is: 8,627.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,970.04 : 15,135.12 = 6,253.44 : x
  2. Step 2: Convert to fraction form
    10,970.04/15,135.12 = 6,253.44/x
  3. Step 3: Cross multiply
    10,970.04x = 15,135.12 × 6,253.44
  4. Step 4: Simplify right side
    10,970.04x = 94,646,564.81
  5. Step 5: Solve for x
    x = 94,646,564.81/10,970.04
  6. Step 6: Final answer
    x = 8,627.73

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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.