Home / 8,319.07-11,484.93-5,670.37

Finding the Fourth Proportional to 8,319.07, 11,484.93 and 5,670.37

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Solution

The fourth proportional to 8,319.07, 11,484.93 and 5,670.37 is: 7,828.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,319.07 : 11,484.93 = 5,670.37 : x
  2. Step 2: Convert to fraction form
    8,319.07/11,484.93 = 5,670.37/x
  3. Step 3: Cross multiply
    8,319.07x = 11,484.93 × 5,670.37
  4. Step 4: Simplify right side
    8,319.07x = 65,123,802.52
  5. Step 5: Solve for x
    x = 65,123,802.52/8,319.07
  6. Step 6: Final answer
    x = 7,828.26

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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.