Home / 8,739.48-12,060.77-4,962.51

Finding the Fourth Proportional to 8,739.48, 12,060.77 and 4,962.51

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Solution

The fourth proportional to 8,739.48, 12,060.77 and 4,962.51 is: 6,848.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,739.48 : 12,060.77 = 4,962.51 : x
  2. Step 2: Convert to fraction form
    8,739.48/12,060.77 = 4,962.51/x
  3. Step 3: Cross multiply
    8,739.48x = 12,060.77 × 4,962.51
  4. Step 4: Simplify right side
    8,739.48x = 59,851,734.29
  5. Step 5: Solve for x
    x = 59,851,734.29/8,739.48
  6. Step 6: Final answer
    x = 6,848.44

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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.