Home / 4,186.13-6,275.45-1,590.89

Finding the Fourth Proportional to 4,186.13, 6,275.45 and 1,590.89

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Solution

The fourth proportional to 4,186.13, 6,275.45 and 1,590.89 is: 2,384.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,186.13 : 6,275.45 = 1,590.89 : x
  2. Step 2: Convert to fraction form
    4,186.13/6,275.45 = 1,590.89/x
  3. Step 3: Cross multiply
    4,186.13x = 6,275.45 × 1,590.89
  4. Step 4: Simplify right side
    4,186.13x = 9,983,550.65
  5. Step 5: Solve for x
    x = 9,983,550.65/4,186.13
  6. Step 6: Final answer
    x = 2,384.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.