Home / 9,248.16-12,762.48-5,710.56

Finding the Fourth Proportional to 9,248.16, 12,762.48 and 5,710.56

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Solution

The fourth proportional to 9,248.16, 12,762.48 and 5,710.56 is: 7,880.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,248.16 : 12,762.48 = 5,710.56 : x
  2. Step 2: Convert to fraction form
    9,248.16/12,762.48 = 5,710.56/x
  3. Step 3: Cross multiply
    9,248.16x = 12,762.48 × 5,710.56
  4. Step 4: Simplify right side
    9,248.16x = 72,880,907.79
  5. Step 5: Solve for x
    x = 72,880,907.79/9,248.16
  6. Step 6: Final answer
    x = 7,880.58

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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.