Home / 10,140.32-15,205.98-4,593.44

Finding the Fourth Proportional to 10,140.32, 15,205.98 and 4,593.44

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Solution

The fourth proportional to 10,140.32, 15,205.98 and 4,593.44 is: 6,888.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,140.32 : 15,205.98 = 4,593.44 : x
  2. Step 2: Convert to fraction form
    10,140.32/15,205.98 = 4,593.44/x
  3. Step 3: Cross multiply
    10,140.32x = 15,205.98 × 4,593.44
  4. Step 4: Simplify right side
    10,140.32x = 69,847,756.77
  5. Step 5: Solve for x
    x = 69,847,756.77/10,140.32
  6. Step 6: Final answer
    x = 6,888.12

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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.