Home / 10,281.15-15,415.88-4,037.75

Finding the Fourth Proportional to 10,281.15, 15,415.88 and 4,037.75

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Solution

The fourth proportional to 10,281.15, 15,415.88 and 4,037.75 is: 6,054.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,281.15 : 15,415.88 = 4,037.75 : x
  2. Step 2: Convert to fraction form
    10,281.15/15,415.88 = 4,037.75/x
  3. Step 3: Cross multiply
    10,281.15x = 15,415.88 × 4,037.75
  4. Step 4: Simplify right side
    10,281.15x = 62,245,545.50
  5. Step 5: Solve for x
    x = 62,245,545.50/10,281.15
  6. Step 6: Final answer
    x = 6,054.34

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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.