Home / 7,068.26-9,753.40-4,378.26

Finding the Fourth Proportional to 7,068.26, 9,753.40 and 4,378.26

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Solution

The fourth proportional to 7,068.26, 9,753.40 and 4,378.26 is: 6,041.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068.26 : 9,753.40 = 4,378.26 : x
  2. Step 2: Convert to fraction form
    7,068.26/9,753.40 = 4,378.26/x
  3. Step 3: Cross multiply
    7,068.26x = 9,753.40 × 4,378.26
  4. Step 4: Simplify right side
    7,068.26x = 42,702,921.08
  5. Step 5: Solve for x
    x = 42,702,921.08/7,068.26
  6. Step 6: Final answer
    x = 6,041.50

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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.