Home / 6,929.04-10,404.90-5,840.40

Finding the Fourth Proportional to 6,929.04, 10,404.90 and 5,840.40

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Solution

The fourth proportional to 6,929.04, 10,404.90 and 5,840.40 is: 8,770.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,929.04 : 10,404.90 = 5,840.40 : x
  2. Step 2: Convert to fraction form
    6,929.04/10,404.90 = 5,840.40/x
  3. Step 3: Cross multiply
    6,929.04x = 10,404.90 × 5,840.40
  4. Step 4: Simplify right side
    6,929.04x = 60,768,777.96
  5. Step 5: Solve for x
    x = 60,768,777.96/6,929.04
  6. Step 6: Final answer
    x = 8,770.16

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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.