Home / 10,951.65-16,421.40-4,710.60

Finding the Fourth Proportional to 10,951.65, 16,421.40 and 4,710.60

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Solution

The fourth proportional to 10,951.65, 16,421.40 and 4,710.60 is: 7,063.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,951.65 : 16,421.40 = 4,710.60 : x
  2. Step 2: Convert to fraction form
    10,951.65/16,421.40 = 4,710.60/x
  3. Step 3: Cross multiply
    10,951.65x = 16,421.40 × 4,710.60
  4. Step 4: Simplify right side
    10,951.65x = 77,354,646.84
  5. Step 5: Solve for x
    x = 77,354,646.84/10,951.65
  6. Step 6: Final answer
    x = 7,063.29

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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.