Home / 6,605.86-9,117.01-4,088.77

Finding the Fourth Proportional to 6,605.86, 9,117.01 and 4,088.77

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Solution

The fourth proportional to 6,605.86, 9,117.01 and 4,088.77 is: 5,643.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,605.86 : 9,117.01 = 4,088.77 : x
  2. Step 2: Convert to fraction form
    6,605.86/9,117.01 = 4,088.77/x
  3. Step 3: Cross multiply
    6,605.86x = 9,117.01 × 4,088.77
  4. Step 4: Simplify right side
    6,605.86x = 37,277,356.98
  5. Step 5: Solve for x
    x = 37,277,356.98/6,605.86
  6. Step 6: Final answer
    x = 5,643.08

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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.