Home / 10,356.84-14,292.60-5,641.13

Finding the Fourth Proportional to 10,356.84, 14,292.60 and 5,641.13

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Solution

The fourth proportional to 10,356.84, 14,292.60 and 5,641.13 is: 7,784.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,356.84 : 14,292.60 = 5,641.13 : x
  2. Step 2: Convert to fraction form
    10,356.84/14,292.60 = 5,641.13/x
  3. Step 3: Cross multiply
    10,356.84x = 14,292.60 × 5,641.13
  4. Step 4: Simplify right side
    10,356.84x = 80,626,343.18
  5. Step 5: Solve for x
    x = 80,626,343.18/10,356.84
  6. Step 6: Final answer
    x = 7,784.84

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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.