Home / 8,214.98-11,337.84-4,678.52

Finding the Fourth Proportional to 8,214.98, 11,337.84 and 4,678.52

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Solution

The fourth proportional to 8,214.98, 11,337.84 and 4,678.52 is: 6,457.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,214.98 : 11,337.84 = 4,678.52 : x
  2. Step 2: Convert to fraction form
    8,214.98/11,337.84 = 4,678.52/x
  3. Step 3: Cross multiply
    8,214.98x = 11,337.84 × 4,678.52
  4. Step 4: Simplify right side
    8,214.98x = 53,044,254.51
  5. Step 5: Solve for x
    x = 53,044,254.51/8,214.98
  6. Step 6: Final answer
    x = 6,457.02

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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.