Home / 6,290.93-8,666.47-4,398.98

Finding the Fourth Proportional to 6,290.93, 8,666.47 and 4,398.98

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Solution

The fourth proportional to 6,290.93, 8,666.47 and 4,398.98 is: 6,060.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,290.93 : 8,666.47 = 4,398.98 : x
  2. Step 2: Convert to fraction form
    6,290.93/8,666.47 = 4,398.98/x
  3. Step 3: Cross multiply
    6,290.93x = 8,666.47 × 4,398.98
  4. Step 4: Simplify right side
    6,290.93x = 38,123,590.37
  5. Step 5: Solve for x
    x = 38,123,590.37/6,290.93
  6. Step 6: Final answer
    x = 6,060.09

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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.