Home / 8,590.60-11,854.98-4,864.36

Finding the Fourth Proportional to 8,590.60, 11,854.98 and 4,864.36

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Solution

The fourth proportional to 8,590.60, 11,854.98 and 4,864.36 is: 6,712.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,590.60 : 11,854.98 = 4,864.36 : x
  2. Step 2: Convert to fraction form
    8,590.60/11,854.98 = 4,864.36/x
  3. Step 3: Cross multiply
    8,590.60x = 11,854.98 × 4,864.36
  4. Step 4: Simplify right side
    8,590.60x = 57,666,890.51
  5. Step 5: Solve for x
    x = 57,666,890.51/8,590.60
  6. Step 6: Final answer
    x = 6,712.79

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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.