Home / 7,007.16-9,670.38-4,356.36

Finding the Fourth Proportional to 7,007.16, 9,670.38 and 4,356.36

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Solution

The fourth proportional to 7,007.16, 9,670.38 and 4,356.36 is: 6,012.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,007.16 : 9,670.38 = 4,356.36 : x
  2. Step 2: Convert to fraction form
    7,007.16/9,670.38 = 4,356.36/x
  3. Step 3: Cross multiply
    7,007.16x = 9,670.38 × 4,356.36
  4. Step 4: Simplify right side
    7,007.16x = 42,127,656.62
  5. Step 5: Solve for x
    x = 42,127,656.62/7,007.16
  6. Step 6: Final answer
    x = 6,012.09

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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.