Home / 9,423.40-14,129.70-2,848.60

Finding the Fourth Proportional to 9,423.40, 14,129.70 and 2,848.60

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Solution

The fourth proportional to 9,423.40, 14,129.70 and 2,848.60 is: 4,271.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,423.40 : 14,129.70 = 2,848.60 : x
  2. Step 2: Convert to fraction form
    9,423.40/14,129.70 = 2,848.60/x
  3. Step 3: Cross multiply
    9,423.40x = 14,129.70 × 2,848.60
  4. Step 4: Simplify right side
    9,423.40x = 40,249,863.42
  5. Step 5: Solve for x
    x = 40,249,863.42/9,423.40
  6. Step 6: Final answer
    x = 4,271.27

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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.