Home / 10,148.12-15,200.04-6,240.68

Finding the Fourth Proportional to 10,148.12, 15,200.04 and 6,240.68

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Solution

The fourth proportional to 10,148.12, 15,200.04 and 6,240.68 is: 9,347.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,148.12 : 15,200.04 = 6,240.68 : x
  2. Step 2: Convert to fraction form
    10,148.12/15,200.04 = 6,240.68/x
  3. Step 3: Cross multiply
    10,148.12x = 15,200.04 × 6,240.68
  4. Step 4: Simplify right side
    10,148.12x = 94,858,585.63
  5. Step 5: Solve for x
    x = 94,858,585.63/10,148.12
  6. Step 6: Final answer
    x = 9,347.40

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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.