Home / 6,567.60-9,064.47-3,915.18

Finding the Fourth Proportional to 6,567.60, 9,064.47 and 3,915.18

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Solution

The fourth proportional to 6,567.60, 9,064.47 and 3,915.18 is: 5,403.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,567.60 : 9,064.47 = 3,915.18 : x
  2. Step 2: Convert to fraction form
    6,567.60/9,064.47 = 3,915.18/x
  3. Step 3: Cross multiply
    6,567.60x = 9,064.47 × 3,915.18
  4. Step 4: Simplify right side
    6,567.60x = 35,489,031.65
  5. Step 5: Solve for x
    x = 35,489,031.65/6,567.60
  6. Step 6: Final answer
    x = 5,403.65

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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.