Home / 9,915.48-14,868.50-5,756.76

Finding the Fourth Proportional to 9,915.48, 14,868.50 and 5,756.76

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Solution

The fourth proportional to 9,915.48, 14,868.50 and 5,756.76 is: 8,632.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,915.48 : 14,868.50 = 5,756.76 : x
  2. Step 2: Convert to fraction form
    9,915.48/14,868.50 = 5,756.76/x
  3. Step 3: Cross multiply
    9,915.48x = 14,868.50 × 5,756.76
  4. Step 4: Simplify right side
    9,915.48x = 85,594,386.06
  5. Step 5: Solve for x
    x = 85,594,386.06/9,915.48
  6. Step 6: Final answer
    x = 8,632.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.