Home / 10,390.01-14,337.65-6,411.41

Finding the Fourth Proportional to 10,390.01, 14,337.65 and 6,411.41

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Solution

The fourth proportional to 10,390.01, 14,337.65 and 6,411.41 is: 8,847.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,390.01 : 14,337.65 = 6,411.41 : x
  2. Step 2: Convert to fraction form
    10,390.01/14,337.65 = 6,411.41/x
  3. Step 3: Cross multiply
    10,390.01x = 14,337.65 × 6,411.41
  4. Step 4: Simplify right side
    10,390.01x = 91,924,520.53
  5. Step 5: Solve for x
    x = 91,924,520.53/10,390.01
  6. Step 6: Final answer
    x = 8,847.39

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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.