Home / 10,477.50-14,458.96-6,288.18

Finding the Fourth Proportional to 10,477.50, 14,458.96 and 6,288.18

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Solution

The fourth proportional to 10,477.50, 14,458.96 and 6,288.18 is: 8,677.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,477.50 : 14,458.96 = 6,288.18 : x
  2. Step 2: Convert to fraction form
    10,477.50/14,458.96 = 6,288.18/x
  3. Step 3: Cross multiply
    10,477.50x = 14,458.96 × 6,288.18
  4. Step 4: Simplify right side
    10,477.50x = 90,920,543.09
  5. Step 5: Solve for x
    x = 90,920,543.09/10,477.50
  6. Step 6: Final answer
    x = 8,677.69

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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.