Home / 7,068.48-9,753.93-4,085.52

Finding the Fourth Proportional to 7,068.48, 9,753.93 and 4,085.52

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Solution

The fourth proportional to 7,068.48, 9,753.93 and 4,085.52 is: 5,637.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068.48 : 9,753.93 = 4,085.52 : x
  2. Step 2: Convert to fraction form
    7,068.48/9,753.93 = 4,085.52/x
  3. Step 3: Cross multiply
    7,068.48x = 9,753.93 × 4,085.52
  4. Step 4: Simplify right side
    7,068.48x = 39,849,876.09
  5. Step 5: Solve for x
    x = 39,849,876.09/7,068.48
  6. Step 6: Final answer
    x = 5,637.69

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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.