Home / 4,590.39-6,886.47-1,957.85

Finding the Fourth Proportional to 4,590.39, 6,886.47 and 1,957.85

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Solution

The fourth proportional to 4,590.39, 6,886.47 and 1,957.85 is: 2,937.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,590.39 : 6,886.47 = 1,957.85 : x
  2. Step 2: Convert to fraction form
    4,590.39/6,886.47 = 1,957.85/x
  3. Step 3: Cross multiply
    4,590.39x = 6,886.47 × 1,957.85
  4. Step 4: Simplify right side
    4,590.39x = 13,482,663.01
  5. Step 5: Solve for x
    x = 13,482,663.01/4,590.39
  6. Step 6: Final answer
    x = 2,937.15

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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.