Home / 7,237.59-9,988.05-4,050.86

Finding the Fourth Proportional to 7,237.59, 9,988.05 and 4,050.86

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Solution

The fourth proportional to 7,237.59, 9,988.05 and 4,050.86 is: 5,590.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,237.59 : 9,988.05 = 4,050.86 : x
  2. Step 2: Convert to fraction form
    7,237.59/9,988.05 = 4,050.86/x
  3. Step 3: Cross multiply
    7,237.59x = 9,988.05 × 4,050.86
  4. Step 4: Simplify right side
    7,237.59x = 40,460,167.25
  5. Step 5: Solve for x
    x = 40,460,167.25/7,237.59
  6. Step 6: Final answer
    x = 5,590.28

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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.