Home / 7,575.83-10,455.89-4,744.27

Finding the Fourth Proportional to 7,575.83, 10,455.89 and 4,744.27

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Solution

The fourth proportional to 7,575.83, 10,455.89 and 4,744.27 is: 6,547.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,575.83 : 10,455.89 = 4,744.27 : x
  2. Step 2: Convert to fraction form
    7,575.83/10,455.89 = 4,744.27/x
  3. Step 3: Cross multiply
    7,575.83x = 10,455.89 × 4,744.27
  4. Step 4: Simplify right side
    7,575.83x = 49,605,554.60
  5. Step 5: Solve for x
    x = 49,605,554.60/7,575.83
  6. Step 6: Final answer
    x = 6,547.87

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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.