Home / 7,675.18-10,588.29-4,690.45

Finding the Fourth Proportional to 7,675.18, 10,588.29 and 4,690.45

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Solution

The fourth proportional to 7,675.18, 10,588.29 and 4,690.45 is: 6,470.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,675.18 : 10,588.29 = 4,690.45 : x
  2. Step 2: Convert to fraction form
    7,675.18/10,588.29 = 4,690.45/x
  3. Step 3: Cross multiply
    7,675.18x = 10,588.29 × 4,690.45
  4. Step 4: Simplify right side
    7,675.18x = 49,663,844.83
  5. Step 5: Solve for x
    x = 49,663,844.83/7,675.18
  6. Step 6: Final answer
    x = 6,470.71

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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.