Home / 7,347.07-11,020.60-1,875.07

Finding the Fourth Proportional to 7,347.07, 11,020.60 and 1,875.07

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Solution

The fourth proportional to 7,347.07, 11,020.60 and 1,875.07 is: 2,812.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,347.07 : 11,020.60 = 1,875.07 : x
  2. Step 2: Convert to fraction form
    7,347.07/11,020.60 = 1,875.07/x
  3. Step 3: Cross multiply
    7,347.07x = 11,020.60 × 1,875.07
  4. Step 4: Simplify right side
    7,347.07x = 20,664,341.34
  5. Step 5: Solve for x
    x = 20,664,341.34/7,347.07
  6. Step 6: Final answer
    x = 2,812.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.