Home / 11,175.53-15,417.34-6,925.46

Finding the Fourth Proportional to 11,175.53, 15,417.34 and 6,925.46

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Solution

The fourth proportional to 11,175.53, 15,417.34 and 6,925.46 is: 9,554.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,175.53 : 15,417.34 = 6,925.46 : x
  2. Step 2: Convert to fraction form
    11,175.53/15,417.34 = 6,925.46/x
  3. Step 3: Cross multiply
    11,175.53x = 15,417.34 × 6,925.46
  4. Step 4: Simplify right side
    11,175.53x = 106,772,077.08
  5. Step 5: Solve for x
    x = 106,772,077.08/11,175.53
  6. Step 6: Final answer
    x = 9,554.10

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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.