Home / 7,223.60-9,967.56-4,036.76

Finding the Fourth Proportional to 7,223.60, 9,967.56 and 4,036.76

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Solution

The fourth proportional to 7,223.60, 9,967.56 and 4,036.76 is: 5,570.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,223.60 : 9,967.56 = 4,036.76 : x
  2. Step 2: Convert to fraction form
    7,223.60/9,967.56 = 4,036.76/x
  3. Step 3: Cross multiply
    7,223.60x = 9,967.56 × 4,036.76
  4. Step 4: Simplify right side
    7,223.60x = 40,236,647.51
  5. Step 5: Solve for x
    x = 40,236,647.51/7,223.60
  6. Step 6: Final answer
    x = 5,570.17

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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.