Home / 9,612.90-14,396.40-4,666.64

Finding the Fourth Proportional to 9,612.90, 14,396.40 and 4,666.64

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Solution

The fourth proportional to 9,612.90, 14,396.40 and 4,666.64 is: 6,988.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,612.90 : 14,396.40 = 4,666.64 : x
  2. Step 2: Convert to fraction form
    9,612.90/14,396.40 = 4,666.64/x
  3. Step 3: Cross multiply
    9,612.90x = 14,396.40 × 4,666.64
  4. Step 4: Simplify right side
    9,612.90x = 67,182,744.11
  5. Step 5: Solve for x
    x = 67,182,744.11/9,612.90
  6. Step 6: Final answer
    x = 6,988.81

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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.