Home / 7,030-9,701.56-4,550.32

Finding the Fourth Proportional to 7,030, 9,701.56 and 4,550.32

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Solution

The fourth proportional to 7,030, 9,701.56 and 4,550.32 is: 6,279.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,030 : 9,701.56 = 4,550.32 : x
  2. Step 2: Convert to fraction form
    7,030/9,701.56 = 4,550.32/x
  3. Step 3: Cross multiply
    7,030x = 9,701.56 × 4,550.32
  4. Step 4: Simplify right side
    7,030x = 44,145,202.50
  5. Step 5: Solve for x
    x = 44,145,202.50/7,030
  6. Step 6: Final answer
    x = 6,279.55

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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.