Home / 10,895.56-15,030.87-6,417.16

Finding the Fourth Proportional to 10,895.56, 15,030.87 and 6,417.16

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Solution

The fourth proportional to 10,895.56, 15,030.87 and 6,417.16 is: 8,852.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,895.56 : 15,030.87 = 6,417.16 : x
  2. Step 2: Convert to fraction form
    10,895.56/15,030.87 = 6,417.16/x
  3. Step 3: Cross multiply
    10,895.56x = 15,030.87 × 6,417.16
  4. Step 4: Simplify right side
    10,895.56x = 96,455,497.73
  5. Step 5: Solve for x
    x = 96,455,497.73/10,895.56
  6. Step 6: Final answer
    x = 8,852.73

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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.