Home / 8,864.50-12,232.87-4,885.51

Finding the Fourth Proportional to 8,864.50, 12,232.87 and 4,885.51

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Solution

The fourth proportional to 8,864.50, 12,232.87 and 4,885.51 is: 6,741.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,864.50 : 12,232.87 = 4,885.51 : x
  2. Step 2: Convert to fraction form
    8,864.50/12,232.87 = 4,885.51/x
  3. Step 3: Cross multiply
    8,864.50x = 12,232.87 × 4,885.51
  4. Step 4: Simplify right side
    8,864.50x = 59,763,808.71
  5. Step 5: Solve for x
    x = 59,763,808.71/8,864.50
  6. Step 6: Final answer
    x = 6,741.93

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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.