Home / 8,360.80-11,537.04-7,030.96

Finding the Fourth Proportional to 8,360.80, 11,537.04 and 7,030.96

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Solution

The fourth proportional to 8,360.80, 11,537.04 and 7,030.96 is: 9,702.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,360.80 : 11,537.04 = 7,030.96 : x
  2. Step 2: Convert to fraction form
    8,360.80/11,537.04 = 7,030.96/x
  3. Step 3: Cross multiply
    8,360.80x = 11,537.04 × 7,030.96
  4. Step 4: Simplify right side
    8,360.80x = 81,116,466.76
  5. Step 5: Solve for x
    x = 81,116,466.76/8,360.80
  6. Step 6: Final answer
    x = 9,702.00

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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.