Home / 11,312.05-15,607.42-6,595.42

Finding the Fourth Proportional to 11,312.05, 15,607.42 and 6,595.42

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Solution

The fourth proportional to 11,312.05, 15,607.42 and 6,595.42 is: 9,099.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,312.05 : 15,607.42 = 6,595.42 : x
  2. Step 2: Convert to fraction form
    11,312.05/15,607.42 = 6,595.42/x
  3. Step 3: Cross multiply
    11,312.05x = 15,607.42 × 6,595.42
  4. Step 4: Simplify right side
    11,312.05x = 102,937,490.02
  5. Step 5: Solve for x
    x = 102,937,490.02/11,312.05
  6. Step 6: Final answer
    x = 9,099.81

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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.