Home / 7,337.90-10,987.41-4,412.18

Finding the Fourth Proportional to 7,337.90, 10,987.41 and 4,412.18

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Solution

The fourth proportional to 7,337.90, 10,987.41 and 4,412.18 is: 6,606.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,337.90 : 10,987.41 = 4,412.18 : x
  2. Step 2: Convert to fraction form
    7,337.90/10,987.41 = 4,412.18/x
  3. Step 3: Cross multiply
    7,337.90x = 10,987.41 × 4,412.18
  4. Step 4: Simplify right side
    7,337.90x = 48,478,430.65
  5. Step 5: Solve for x
    x = 48,478,430.65/7,337.90
  6. Step 6: Final answer
    x = 6,606.58

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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.