Home / 6,916.61-9,542.10-4,821.95

Finding the Fourth Proportional to 6,916.61, 9,542.10 and 4,821.95

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Solution

The fourth proportional to 6,916.61, 9,542.10 and 4,821.95 is: 6,652.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,916.61 : 9,542.10 = 4,821.95 : x
  2. Step 2: Convert to fraction form
    6,916.61/9,542.10 = 4,821.95/x
  3. Step 3: Cross multiply
    6,916.61x = 9,542.10 × 4,821.95
  4. Step 4: Simplify right side
    6,916.61x = 46,011,457.27
  5. Step 5: Solve for x
    x = 46,011,457.27/6,916.61
  6. Step 6: Final answer
    x = 6,652.32

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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.