Home / 10,439.93-14,407.69-6,193.51

Finding the Fourth Proportional to 10,439.93, 14,407.69 and 6,193.51

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Solution

The fourth proportional to 10,439.93, 14,407.69 and 6,193.51 is: 8,547.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,439.93 : 14,407.69 = 6,193.51 : x
  2. Step 2: Convert to fraction form
    10,439.93/14,407.69 = 6,193.51/x
  3. Step 3: Cross multiply
    10,439.93x = 14,407.69 × 6,193.51
  4. Step 4: Simplify right side
    10,439.93x = 89,234,100.05
  5. Step 5: Solve for x
    x = 89,234,100.05/10,439.93
  6. Step 6: Final answer
    x = 8,547.38

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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.