Home / 7,285.34-10,047.57-6,156.53

Finding the Fourth Proportional to 7,285.34, 10,047.57 and 6,156.53

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Solution

The fourth proportional to 7,285.34, 10,047.57 and 6,156.53 is: 8,490.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,285.34 : 10,047.57 = 6,156.53 : x
  2. Step 2: Convert to fraction form
    7,285.34/10,047.57 = 6,156.53/x
  3. Step 3: Cross multiply
    7,285.34x = 10,047.57 × 6,156.53
  4. Step 4: Simplify right side
    7,285.34x = 61,858,166.13
  5. Step 5: Solve for x
    x = 61,858,166.13/7,285.34
  6. Step 6: Final answer
    x = 8,490.77

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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.