Home / 8,237.39-11,368.40-4,701.12

Finding the Fourth Proportional to 8,237.39, 11,368.40 and 4,701.12

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Solution

The fourth proportional to 8,237.39, 11,368.40 and 4,701.12 is: 6,488.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,237.39 : 11,368.40 = 4,701.12 : x
  2. Step 2: Convert to fraction form
    8,237.39/11,368.40 = 4,701.12/x
  3. Step 3: Cross multiply
    8,237.39x = 11,368.40 × 4,701.12
  4. Step 4: Simplify right side
    8,237.39x = 53,444,189.10
  5. Step 5: Solve for x
    x = 53,444,189.10/8,237.39
  6. Step 6: Final answer
    x = 6,488.00

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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.