Home / 6,886.40-10,334.28-4,541.36

Finding the Fourth Proportional to 6,886.40, 10,334.28 and 4,541.36

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Solution

The fourth proportional to 6,886.40, 10,334.28 and 4,541.36 is: 6,815.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,886.40 : 10,334.28 = 4,541.36 : x
  2. Step 2: Convert to fraction form
    6,886.40/10,334.28 = 4,541.36/x
  3. Step 3: Cross multiply
    6,886.40x = 10,334.28 × 4,541.36
  4. Step 4: Simplify right side
    6,886.40x = 46,931,685.82
  5. Step 5: Solve for x
    x = 46,931,685.82/6,886.40
  6. Step 6: Final answer
    x = 6,815.13

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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.