Home / 7,528.02-10,384.85-5,006.90

Finding the Fourth Proportional to 7,528.02, 10,384.85 and 5,006.90

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Solution

The fourth proportional to 7,528.02, 10,384.85 and 5,006.90 is: 6,906.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,528.02 : 10,384.85 = 5,006.90 : x
  2. Step 2: Convert to fraction form
    7,528.02/10,384.85 = 5,006.90/x
  3. Step 3: Cross multiply
    7,528.02x = 10,384.85 × 5,006.90
  4. Step 4: Simplify right side
    7,528.02x = 51,995,828.51
  5. Step 5: Solve for x
    x = 51,995,828.51/7,528.02
  6. Step 6: Final answer
    x = 6,906.97

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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.