Home / 7,192.35-9,925.29-4,048.47

Finding the Fourth Proportional to 7,192.35, 9,925.29 and 4,048.47

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Solution

The fourth proportional to 7,192.35, 9,925.29 and 4,048.47 is: 5,586.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,192.35 : 9,925.29 = 4,048.47 : x
  2. Step 2: Convert to fraction form
    7,192.35/9,925.29 = 4,048.47/x
  3. Step 3: Cross multiply
    7,192.35x = 9,925.29 × 4,048.47
  4. Step 4: Simplify right side
    7,192.35x = 40,182,238.81
  5. Step 5: Solve for x
    x = 40,182,238.81/7,192.35
  6. Step 6: Final answer
    x = 5,586.80

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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.