Home / 10,386.06-14,333.06-5,909.77

Finding the Fourth Proportional to 10,386.06, 14,333.06 and 5,909.77

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Solution

The fourth proportional to 10,386.06, 14,333.06 and 5,909.77 is: 8,155.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,386.06 : 14,333.06 = 5,909.77 : x
  2. Step 2: Convert to fraction form
    10,386.06/14,333.06 = 5,909.77/x
  3. Step 3: Cross multiply
    10,386.06x = 14,333.06 × 5,909.77
  4. Step 4: Simplify right side
    10,386.06x = 84,705,088.00
  5. Step 5: Solve for x
    x = 84,705,088.00/10,386.06
  6. Step 6: Final answer
    x = 8,155.65

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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.