Home / 7,756.59-10,710.33-5,394.63

Finding the Fourth Proportional to 7,756.59, 10,710.33 and 5,394.63

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Solution

The fourth proportional to 7,756.59, 10,710.33 and 5,394.63 is: 7,448.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,756.59 : 10,710.33 = 5,394.63 : x
  2. Step 2: Convert to fraction form
    7,756.59/10,710.33 = 5,394.63/x
  3. Step 3: Cross multiply
    7,756.59x = 10,710.33 × 5,394.63
  4. Step 4: Simplify right side
    7,756.59x = 57,778,267.53
  5. Step 5: Solve for x
    x = 57,778,267.53/7,756.59
  6. Step 6: Final answer
    x = 7,448.93

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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.