Home / 7,254.86-10,013.81-4,702.53

Finding the Fourth Proportional to 7,254.86, 10,013.81 and 4,702.53

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Solution

The fourth proportional to 7,254.86, 10,013.81 and 4,702.53 is: 6,490.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254.86 : 10,013.81 = 4,702.53 : x
  2. Step 2: Convert to fraction form
    7,254.86/10,013.81 = 4,702.53/x
  3. Step 3: Cross multiply
    7,254.86x = 10,013.81 × 4,702.53
  4. Step 4: Simplify right side
    7,254.86x = 47,090,255.98
  5. Step 5: Solve for x
    x = 47,090,255.98/7,254.86
  6. Step 6: Final answer
    x = 6,490.85

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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.