Home / 8,558.69-11,810.85-4,781.93

Finding the Fourth Proportional to 8,558.69, 11,810.85 and 4,781.93

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Solution

The fourth proportional to 8,558.69, 11,810.85 and 4,781.93 is: 6,598.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,558.69 : 11,810.85 = 4,781.93 : x
  2. Step 2: Convert to fraction form
    8,558.69/11,810.85 = 4,781.93/x
  3. Step 3: Cross multiply
    8,558.69x = 11,810.85 × 4,781.93
  4. Step 4: Simplify right side
    8,558.69x = 56,478,598.89
  5. Step 5: Solve for x
    x = 56,478,598.89/8,558.69
  6. Step 6: Final answer
    x = 6,598.98

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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.