Home / 10,356.48-15,519.35-7,607.04

Finding the Fourth Proportional to 10,356.48, 15,519.35 and 7,607.04

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Solution

The fourth proportional to 10,356.48, 15,519.35 and 7,607.04 is: 11,399.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,356.48 : 15,519.35 = 7,607.04 : x
  2. Step 2: Convert to fraction form
    10,356.48/15,519.35 = 7,607.04/x
  3. Step 3: Cross multiply
    10,356.48x = 15,519.35 × 7,607.04
  4. Step 4: Simplify right side
    10,356.48x = 118,056,316.22
  5. Step 5: Solve for x
    x = 118,056,316.22/10,356.48
  6. Step 6: Final answer
    x = 11,399.27

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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.