Home / 6,636.42-9,154.45-4,148.10

Finding the Fourth Proportional to 6,636.42, 9,154.45 and 4,148.10

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Solution

The fourth proportional to 6,636.42, 9,154.45 and 4,148.10 is: 5,722.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,636.42 : 9,154.45 = 4,148.10 : x
  2. Step 2: Convert to fraction form
    6,636.42/9,154.45 = 4,148.10/x
  3. Step 3: Cross multiply
    6,636.42x = 9,154.45 × 4,148.10
  4. Step 4: Simplify right side
    6,636.42x = 37,973,574.05
  5. Step 5: Solve for x
    x = 37,973,574.05/6,636.42
  6. Step 6: Final answer
    x = 5,722.00

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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.