Home / 7,484.24-10,328.84-4,127.36

Finding the Fourth Proportional to 7,484.24, 10,328.84 and 4,127.36

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Solution

The fourth proportional to 7,484.24, 10,328.84 and 4,127.36 is: 5,696.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,484.24 : 10,328.84 = 4,127.36 : x
  2. Step 2: Convert to fraction form
    7,484.24/10,328.84 = 4,127.36/x
  3. Step 3: Cross multiply
    7,484.24x = 10,328.84 × 4,127.36
  4. Step 4: Simplify right side
    7,484.24x = 42,630,841.06
  5. Step 5: Solve for x
    x = 42,630,841.06/7,484.24
  6. Step 6: Final answer
    x = 5,696.08

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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.