Home / 10,410.36-15,613.80-4,565.40

Finding the Fourth Proportional to 10,410.36, 15,613.80 and 4,565.40

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Solution

The fourth proportional to 10,410.36, 15,613.80 and 4,565.40 is: 6,847.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,410.36 : 15,613.80 = 4,565.40 : x
  2. Step 2: Convert to fraction form
    10,410.36/15,613.80 = 4,565.40/x
  3. Step 3: Cross multiply
    10,410.36x = 15,613.80 × 4,565.40
  4. Step 4: Simplify right side
    10,410.36x = 71,283,242.52
  5. Step 5: Solve for x
    x = 71,283,242.52/10,410.36
  6. Step 6: Final answer
    x = 6,847.34

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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.