Home / 7,898.02-10,895.94-5,541.70

Finding the Fourth Proportional to 7,898.02, 10,895.94 and 5,541.70

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Solution

The fourth proportional to 7,898.02, 10,895.94 and 5,541.70 is: 7,645.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,898.02 : 10,895.94 = 5,541.70 : x
  2. Step 2: Convert to fraction form
    7,898.02/10,895.94 = 5,541.70/x
  3. Step 3: Cross multiply
    7,898.02x = 10,895.94 × 5,541.70
  4. Step 4: Simplify right side
    7,898.02x = 60,382,030.70
  5. Step 5: Solve for x
    x = 60,382,030.70/7,898.02
  6. Step 6: Final answer
    x = 7,645.21

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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.