Home / 7,575.04-10,453.56-4,218.16

Finding the Fourth Proportional to 7,575.04, 10,453.56 and 4,218.16

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Solution

The fourth proportional to 7,575.04, 10,453.56 and 4,218.16 is: 5,821.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,575.04 : 10,453.56 = 4,218.16 : x
  2. Step 2: Convert to fraction form
    7,575.04/10,453.56 = 4,218.16/x
  3. Step 3: Cross multiply
    7,575.04x = 10,453.56 × 4,218.16
  4. Step 4: Simplify right side
    7,575.04x = 44,094,788.65
  5. Step 5: Solve for x
    x = 44,094,788.65/7,575.04
  6. Step 6: Final answer
    x = 5,821.06

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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.