Home / 7,522.08-10,357.28-6,681.32

Finding the Fourth Proportional to 7,522.08, 10,357.28 and 6,681.32

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Solution

The fourth proportional to 7,522.08, 10,357.28 and 6,681.32 is: 9,199.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,522.08 : 10,357.28 = 6,681.32 : x
  2. Step 2: Convert to fraction form
    7,522.08/10,357.28 = 6,681.32/x
  3. Step 3: Cross multiply
    7,522.08x = 10,357.28 × 6,681.32
  4. Step 4: Simplify right side
    7,522.08x = 69,200,344.61
  5. Step 5: Solve for x
    x = 69,200,344.61/7,522.08
  6. Step 6: Final answer
    x = 9,199.63

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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.