Home / 7,192.58-9,925.74-4,048.76

Finding the Fourth Proportional to 7,192.58, 9,925.74 and 4,048.76

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Solution

The fourth proportional to 7,192.58, 9,925.74 and 4,048.76 is: 5,587.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,192.58 : 9,925.74 = 4,048.76 : x
  2. Step 2: Convert to fraction form
    7,192.58/9,925.74 = 4,048.76/x
  3. Step 3: Cross multiply
    7,192.58x = 9,925.74 × 4,048.76
  4. Step 4: Simplify right side
    7,192.58x = 40,186,939.08
  5. Step 5: Solve for x
    x = 40,186,939.08/7,192.58
  6. Step 6: Final answer
    x = 5,587.28

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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.