Home / 10,316.25-14,240.12-6,124.50

Finding the Fourth Proportional to 10,316.25, 14,240.12 and 6,124.50

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Solution

The fourth proportional to 10,316.25, 14,240.12 and 6,124.50 is: 8,454.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,316.25 : 14,240.12 = 6,124.50 : x
  2. Step 2: Convert to fraction form
    10,316.25/14,240.12 = 6,124.50/x
  3. Step 3: Cross multiply
    10,316.25x = 14,240.12 × 6,124.50
  4. Step 4: Simplify right side
    10,316.25x = 87,213,584.32
  5. Step 5: Solve for x
    x = 87,213,584.32/10,316.25
  6. Step 6: Final answer
    x = 8,454.00

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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.