Home / 7,615.74-10,510.08-4,258.60

Finding the Fourth Proportional to 7,615.74, 10,510.08 and 4,258.60

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Solution

The fourth proportional to 7,615.74, 10,510.08 and 4,258.60 is: 5,877.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,615.74 : 10,510.08 = 4,258.60 : x
  2. Step 2: Convert to fraction form
    7,615.74/10,510.08 = 4,258.60/x
  3. Step 3: Cross multiply
    7,615.74x = 10,510.08 × 4,258.60
  4. Step 4: Simplify right side
    7,615.74x = 44,758,226.69
  5. Step 5: Solve for x
    x = 44,758,226.69/7,615.74
  6. Step 6: Final answer
    x = 5,877.07

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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.