Home / 8,848.40-12,210.77-4,869.77

Finding the Fourth Proportional to 8,848.40, 12,210.77 and 4,869.77

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Solution

The fourth proportional to 8,848.40, 12,210.77 and 4,869.77 is: 6,720.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,848.40 : 12,210.77 = 4,869.77 : x
  2. Step 2: Convert to fraction form
    8,848.40/12,210.77 = 4,869.77/x
  3. Step 3: Cross multiply
    8,848.40x = 12,210.77 × 4,869.77
  4. Step 4: Simplify right side
    8,848.40x = 59,463,556.02
  5. Step 5: Solve for x
    x = 59,463,556.02/8,848.40
  6. Step 6: Final answer
    x = 6,720.26

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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.