Home / 8,715.37-12,024.55-4,937.93

Finding the Fourth Proportional to 8,715.37, 12,024.55 and 4,937.93

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Solution

The fourth proportional to 8,715.37, 12,024.55 and 4,937.93 is: 6,812.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,715.37 : 12,024.55 = 4,937.93 : x
  2. Step 2: Convert to fraction form
    8,715.37/12,024.55 = 4,937.93/x
  3. Step 3: Cross multiply
    8,715.37x = 12,024.55 × 4,937.93
  4. Step 4: Simplify right side
    8,715.37x = 59,376,386.18
  5. Step 5: Solve for x
    x = 59,376,386.18/8,715.37
  6. Step 6: Final answer
    x = 6,812.84

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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.