Home / 9,807.48-13,534.30-5,331.22

Finding the Fourth Proportional to 9,807.48, 13,534.30 and 5,331.22

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Solution

The fourth proportional to 9,807.48, 13,534.30 and 5,331.22 is: 7,357.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,807.48 : 13,534.30 = 5,331.22 : x
  2. Step 2: Convert to fraction form
    9,807.48/13,534.30 = 5,331.22/x
  3. Step 3: Cross multiply
    9,807.48x = 13,534.30 × 5,331.22
  4. Step 4: Simplify right side
    9,807.48x = 72,154,330.85
  5. Step 5: Solve for x
    x = 72,154,330.85/9,807.48
  6. Step 6: Final answer
    x = 7,357.07

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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.