Home / 7,030.30-9,701.73-4,199.50

Finding the Fourth Proportional to 7,030.30, 9,701.73 and 4,199.50

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Solution

The fourth proportional to 7,030.30, 9,701.73 and 4,199.50 is: 5,795.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,030.30 : 9,701.73 = 4,199.50 : x
  2. Step 2: Convert to fraction form
    7,030.30/9,701.73 = 4,199.50/x
  3. Step 3: Cross multiply
    7,030.30x = 9,701.73 × 4,199.50
  4. Step 4: Simplify right side
    7,030.30x = 40,742,415.14
  5. Step 5: Solve for x
    x = 40,742,415.14/7,030.30
  6. Step 6: Final answer
    x = 5,795.26

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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.