Home / 9,618.77-14,451.27-9,087.74

Finding the Fourth Proportional to 9,618.77, 14,451.27 and 9,087.74

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Solution

The fourth proportional to 9,618.77, 14,451.27 and 9,087.74 is: 13,653.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,618.77 : 14,451.27 = 9,087.74 : x
  2. Step 2: Convert to fraction form
    9,618.77/14,451.27 = 9,087.74/x
  3. Step 3: Cross multiply
    9,618.77x = 14,451.27 × 9,087.74
  4. Step 4: Simplify right side
    9,618.77x = 131,329,312.17
  5. Step 5: Solve for x
    x = 131,329,312.17/9,618.77
  6. Step 6: Final answer
    x = 13,653.45

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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.